Examples of this trope can be found in:
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- Suske en Wiske: Tante Sidonia often sings or hums the song "Ons Hutje Bij De Zee" (The Dutch translation of the song "Our Cottage By The Sea")
- Tintin: Bianca Castafiore is usually seen and heard performing the Jewel aria from Charles Gounod's opera "Faust".
- Peanuts: Schröder has no specific signature song, but he is always playing some piece by Ludwig van Beethoven on his piano whenever he is in frame.
Films — Live-Action
- M: in Fritz Lang's "M" (1931) Hans Beckert always eerily whistles Edvard Grieg's "In The Hall Of The Mountain King" when he goes somewhere.
- Turkish Delight (Turks Fruit): Olga's father enjoys singing along with Johann Strauss' "Radetsky March", only adding the words "Tits & Ass" to the refrain.
- Two Thousand One A Space Odyssey: Hal 9000 will forever remain associated with the song "Daisy Bell".
- Casablanca: "As Time Goes By"
- A Clockwork Orange: Despite being a Beethoven fan Alex is seen singing "Singin' In The Rain" twice. It's this that causes him to be recognized by one of his former victims.
- Kick-Ass: Hit-Girl is associated with the songs "Banana Splits" and "Bad Reputation" mainly because they were played in two of her Signature Scenes.
Live Action Television
- "C Is For Cookie" by Cookie Monster.
- "I Love Trash" by Oscar the Grouch
- "Rubber Duckie" by Ernie
- "Elmo's Song" by Elmo
- "Doin' the Pigeon" by Bert
- "ABC-DEF-GHI" by Big Bird
- "Batty Bat" sung by The Count
- The Muppets: Kermit's "It's Not Easy Being Green".
- The Swedish Chef is also seen and heard humming the same melody whenever he is cooking.
- Kermit's own nephew, Robin, is forever associated with his put-to-music version of the A. A. Milne poem "Half Way Down the Stairs".
- The Fresh Prince of Bel-Air: Carlton adores dancing to Tom Jones' "It's Not Unusual".
- Happy Days: Richie Cunningham likes to prepare for dates by singing Fats Domino's "Blueberry Hill".
- How I Met Your Mother: Robin Scherbatsky's own song "Let's Go To The Mall" which she sang when she was still an Idol Singer.
- A minor example, that only shows up in one episode, in Selfie, CEO Sam Saperstein has a karoake party every year, participation is mandatory, and he always sings "Wishing Well", complete with a wig and backup dancers.
- Barney & Friends: Barney's "I Love You," which doubles as the show's ending song.
- The remake of Series/Survivors had one episode revolving around a society in the post-apocalypse world that had reinvented slavery. The head slaver whistled a brief snatch of "Jupiter" from the Planets Suite whenever he walked in or out of a scene.
- Goofy usually hums "The World Owes Me a Living".
- The Three Little Pigs in the Disney short cartoon sing "Who's Afraid of the Big, Bad Wolf?" throughout the entire cartoon.
- Looney Tunes: Michigan J. Frog's "Hello My Baby" from the short One Froggy Evening''.
- Foghorn Leghorn usually sings or hums "Camptown Races."
- The Huckleberry Hound Show: Huckleberry Hound enjoys singing "Oh My Darling Clementine".
- South Park: Cartman was zapped in the debut episode to sing "I Love to Singa", much to his own annoyance.
- Family Guy: Peter Griffin is obsessed by "Surfin' Bird" by the Trashmen.
- Futurama: Fry is sometimes heard singing "Walking on Sunshine" by Katrina & The Waves.
- The Smurfs: In the 1980s TV cartoon series the Smurfs are often singing the "La La La La La" song.
- Several '50s Tex Avery shorts featured a Southern Wolf character (voiced by Daws Butler using a similar voice he would later use for Huckleberry Hound) who always whistled the Civil War-era folk hymn "Kingdom Coming (Year of Jubilo)".
- Because of this, fans have nicknamed him Jubilo Wolf.
- In Total Drama All-Stars the Big Bad Mal loves to whistle "In the Hall of the Mountain King".