Spinal Tap began as a sketch on a short-lived TV show

Watch every 'Simpsons' short from 'The Tracey Ullman Show'

Before it was a standalone sitcom, "The Simpsons" began in 1987 as a series of interstitials on "The Tracey Ullman Show," a short-lived sketch comedy show. You'll notice some slight differences—off-kilter voices, oddly drawn characters—but the series' premise was there, leading Fox to spin it off into its own show in 1989.

A low-budget, Seattle-based comedy show launched Bill Nye's on-camera career

"Almost Live!" began in 1984 as a Sunday evening talk show before evolving into a sketch comedy show that served as the lead-in for "Saturday Night Live" on NBC's Seattle affiliate station. Besides Nye, TV stars Joel McHale and Lauren Weedman were regular cast members.

‘SNL’ sketches often follow a uniform structure

Sketch comedy relies on pacing, with scripts that hit certain beats. "SNL" often greenlights sketches that lean into a particular formula that features two "turns," or unexpected events that disrupt the "base reality" of the story.

'Lazy Sunday' was YouTube's first viral hit

Initially aired on television, the 2005 "Saturday Night Live" digital short featuring Andy Samberg and Chris Parnell took off on YouTube, becoming one of the platform's first viral videos. The song may be a joke, but its success underscored how online video could extend the lifespan of regularly televised content.

The greatest satirical films of all time

This list of satires from the silver screen runs the gamut: There’s a send-up of the music industry (“This is Spinal Tap”), a zombie-filled treatise on consumerism (“Dawn of the Dead”), and an oft-misunderstood analysis of masculinity (“Fight Club”), among several other classic critiques.

The 'Ratatouille' musical started as a joke on TikTok

It all started as a meme: What if “Ratatouille” were adapted for the stage? Just a few months later, though, it was an actual production, featuring genuine Broadway stars.

In 1957, the BBC conducted one of the first televised April fool pranks

The reputable broadcaster reported a story about a family in southern Switzerland harvesting spaghetti from a "spaghetti tree." Some viewers didn't appreciate the joke and felt angry about being misled.

Broadway hit 'Stereophonic' was inspired by Fleetwood Mac

The show follows a 1970s rock band while they're in the studio, tracking a new album, and mirrors many of the internal conflicts that led to Fleetwood Mac's 1977 record, "Rumours." The play was a massive hit, earning 13 Tony nominations (the most ever for a play). It won five, including best play.

'Ted Lasso' began as a series of promotional videos

The series debuted on Apple TV+ in 2020, but it began in 2013 as a series of short comedy sketches created to promote NBC Sports' broadcasts of Premier League soccer matches.

Before 'Saturday Night Live,' Chevy Chase played in a band with the members of Steely Dan

Chase attended Bard College in the 1960s with Donald Fagen and Walter Becker, who'd later form the group Steely Dan, known for hits like "Reelin' in the Years" and "Peg." Chase played drums for the college band, which, at one point, was called the Very Bad Jazz Band.

Watch the 'Star Wars Holiday Special,' a 1978 spin-off that became a cult classic

The CBS television special is a hokey variety show that was widely panned after it aired and, as a result, was never officially released on home video. George Lucas had little involvement, though it did feature the original cast alongside guest stars like Bea Arthur. Interestingly, it also features Boba Fett's first appearance.

A Monthy Python sketch inspired the internet term 'spam'

Although the canned meat product Spam has been around since 1937, it was a 1970 Monty Python comedy sketch—in which a diner is overwhelmed with unwanted Spam—that inspired early internet users to call unsolicited emails "spam."

The 1977 'SNL' Mardi Gras special is considered the show's biggest disaster

An on-location episode of the then-young sketch show featured drunken heckling from the audience, technical difficulties amid the broadcast, and beads being pelted at cast members.

Before it was a popular book, 'A Hitchhiker's Guide to the Galaxy' began as a radio series

The science-fiction comedy began as a radio play on BBC Radio 4, broadcast between 1978 and 1980. The first novel appeared in 1979; two years later, it was adapted for television.

Eddie Murphy avoided the show for years thanks to a joke made at his expense

A 1995 segment with David Spade criticized Murphy's unsuccessful film "Vampire in Brooklyn." Muprhy was offended and called the SNL offices to confront Spade. Murphy avoided the show through the 2010s, finally returning in 2015 for the show's 40th anniversary special, where he hugged Spade backstage.

Desi Arnaz devised the three-camera method for sitcoms

Early television shows were filmed with a single camera capturing multiple takes from numerous angles, making for an arduous filming process that sucked the energy from comedies filmed in front of live studio audiences. Arnaz proposed a three-camera setup that allowed the show to be filmed like a play, which soon become an industry standard.

Following the scandals, CBS briefly banned canned laughter

The network was looking to correct the public perception that its programming was fraudulent, so it banned laugh tracks and fake applause from its broadcasts. The policy didn’t last long; within a few years, sitcoms were regularly “sweetened” with the sound effects.

Hitchcock's TV show emphasized the director's playful yet suspenseful tone

"Alfred Hitchcock Presents" was a television series that aired from 1955 to 1965, offering viewers weekly bites of the director's unnerving storytelling. Hitchcock acted as host, framing the short films with his haunting voice and gothic language.

How musical guests disappeared from late night TV

The late-night landscape has changed dramatically in the past five years, with the most visible difference being a severe lack of music. This writer set out to learn why that is—and what it means for audiences and artists alike.

Basquiat was in an experimental punk band in the late 1970s

The band Gray was formed in New York after the city’s ‘70s punk explosion, though Basquiat’s band (which also featured filmmaker Michael Holman and actor Vincent Gallo) was considered no wave—a more experimental subgenre that used the guitar for dissonance rather than melody and toyed with multiple sounds, including hip-hop.

'Saturday Night Fever,' the 1977 film that introduced disco to the mainstream, was based on a fabricated magazine story.

Mark Twain was an early influence on stand-up

The writer’s live lectures looked a lot like modern stand-up comedy specials. Twain’s world tour in the 1890s featured 90-minute performances in which he stood alone on the stage, delivering long, comedic monologues with his hand perched on his chin.

The origin of the 'barbershop quartet'

Barbershop is subgenre of acapella, limited to four singers who all play highly specific roles. If you see a particularly inspired quartet, you might even see them in old-timey barber dress, a nod to style's origin: the British barbershop. This brief explainer from Mental Floss breaks down the strange story behind the form and how it traveled overseas to become the music we know today.

Bob Newhart was the first comedian to have a chart-topping album

In 1960, “The Button-Down Mind of Bob Newhart” reached the top of the Billboard charts and stayed there for 14 weeks. A few months later, a sequel, “The Button-Down Mind Strikes Back!,” was released. Both records occupied the top two spots for 30 weeks, a record that stood until 1991, when Guns ‘n’ Roses released their “Use Your Illusion” albums.

Watch Salvador Dalí's surreal appearance on 'The Dick Cavett Show'

During this 1971 talk show episode, Dalí enters the stage with his pet anteater, flinging it onto an actress' lap. He proceeds to talk strangely about the significance of anteaters and his mustache. Many argue such public appearances were examples of Dalí's performance art, where he made real interactions surreal.

USA Television Network fictional series Royal Pains spotlights concierge medicine

This fictional television series, that aired from 2009-16, chronicles the adventures of a doctor who transitioned into offering concierge medicine for a big-spender clientele. As a private physician-for-hire he is on call to provide care 24/7.

The Ramones' 'Pet Sematary,' the theme song for the Stephen King novel of the same name, was written while the band was admiring the writer's collection of horror memorabilia.

Walt Disney's early film 'Alice's Wonderland' was a groundbreaking innovation in the silent film era

Comedy legend Catherine O'Hara, star of 'Schitt's Creek' and 'Home Alone,' quit 'Saturday Night Live' after just one week to return to her old job.

The distributor behind 'Rocky Horror' pulled the film from its scheduled national release, believing it would be a failure, though it eventually amassed a dedicated fanbase through midnight showings, a trend that continues over 50 years later.

'Shogun,' a 1980s TV series, helped popularize sushi in the US by stimulating an American interest in Japanese culture.

The Beatles' US label rejected the band's first two singles, 'Please Please Me' and 'From Me to You,' with one executive calling the band 'dead in the water.'

A researcher recently discovered an interview from 1967 between groundbreaking journalist Joan Didion and the Grateful Dead, years before the band became an institution.

A small portion of The Winstons' 'Amen, Brother,' an obscure '60s gospel record, is the basis for thousands of hip-hop tracks, making it one of the most sampled records ever that's informally known as 'the Amen break.'

Elk Cloner, the first computer virus to spread in public, was written as a practical joke by Richard Skrenta, a Pittsburgh high school student.

70 years ago today, city officials in Santa Cruz, California, banned rock 'n' roll to protect its youth from corruption after witnessing a 'provocative' concert the night before.

The animatronic shark from Steven Spielberg's 'Jaws,' the first modern blockbuster, was a complex underwater apparatus called 'Bruce.'

Netflix profits when you're not watching, and its movies are designed that way—read a detail-rich critical essay exposing lesser-known Netflix takes

A 2019 Facebook event called on attendees to "Storm Area 51, They Can't Stop All of Us," resulting in countless memes, the creation of a music festival, and eventually the arrests of those who did try to approach the area.

The first image of a black hole was captured by creating an Earth-sized virtual observatory from a network of eight radio telescopes.

The word 'jazz' evolved from 'jasm,' 19th-century American slang for 'energy'

Jimmy Carter signed a 1978 bill that legalized home brewing, a move credited with kick-starting the craft beer industry.

See 33 images that became central to huge scandals, including a young Charles and Camilla, Michael Jackson's baby on a hotel balcony, and Hugh Grant's mugshot.

Exploring the Larry Bird punch that almost changed March Madness

Recent research found that the brain doesn't seem to massively rewire following amputation—upending earlier beliefs about the cause of phantom limb pain.

This site reaches millions of visitors who are tired of AI chatbots and seeking human connection. Pretend to be an AI chatbot and ask questions, provide answers, and draw for people in real time.

Experimental hantavirus vaccines and therapies, still under development, have long been funded by the US military.

In 1984, Operation Smash Hit intentionally crashed a 239-ton train into a nuclear waste canister at 100 miles per hour to prove the canister's safety, which remained completely intact and lost just 0.29 of its 100 pounds of pressure.

An initial public offering or 'IPO' is the process of a private company becoming public by putting shares of the company on the stock market for purchase.

Some Pokémon have been named after real and fictional organisms, while some real-world species have been named after Pokémon, such as Chilicola charizard and Binburrum zapdos.