Béla Bartók: In He Is Your Brother, Mike's dad is a cellist. Mike's friend Jock tells him that he heard him on the radio, playing a piece by someone named Bartok, and that it made him feel shivery.
Tony Bennett: In Turning Red, Mr. Gao mentions liking Tony Bennett implying that if he had his way the red moon ritual would be performed while singing a song by him since it only requires singing from the heart.
Phoebe Bridgers: On Shrinking, Jimmy is advised to listen to a sad song that matches his feelings. He chooses "I Know the End", and ends up crying during the bike ride home.
Bo Burnham: TomSka has explicitly stated that his asdfmovie book Art is Dead is named after Bo's song of the same name.
Creature Feature: Infinity Train: Blossoming Trail has numerous references to the band. Chloe calms herself down by stating the lyrics from "The Art of Poisoning" before switching to "A Gorey Demise", listens to "Buried Alive" at one point, and the Organ Man introduces himself with "The Greatest Show Unearthed".
James Blunt: In Dogs Don't Talk, Ben remembers dancing with a girl to "You're Beautiful" at the middle school dance.
Jay-Z: In Afrotistic, Noa's computer science teacher is named Jeff Zieliński, but asks students to call him either Jay or Jay-Z instead. Noa is the only one who calls him Jay Z.
Rilo Kiley: In My Dark Vanessa, Vanessa hears Rilo Kiley blaring from Bridget's room as the two of them get ready for the bar.
Franz Liszt: Adelaide from the Wild Orchid novel The White Bicycle is an artist who always paints to music. She says Liszt is good for painting clouds.
In the Joel Suzuki novel Fable of the Fatewave, Suzi's ringtone is "Gangnam Style."
His music is very prominent on SiIvaGunner, especially Gangnam Style, to the point where every year since the channel's inception has had a day devoted to PSY-related rips (usually July 15, the anniversary of the single release of "Gangnam Style", but in 2018, a two-week copyright strike forced them to hold it on November 30 instead).
In "Brother, Can You Spare Two Dimes?", Herb says that his new baby translator device can translate a baby's requests, from "Change me" to "Turn off that damn Raffi record".
The episode "Marge vs. Singles, Seniors, Childless Couples, Teens and Gays" has Maggie becoming addicted to an annoying singer called Roofi. The plot is kickstarted when an audience of babies riots at one of his concerts.
Tiny Toon Adventures: The short Ruffled Ruffee (from the episode "Music Day") has Buster squaring off against a short-tempered children's singer called Ruffee.
Robert Schumann: In The October Child, when Douglas and Daniel first meet, Daniel is playing a piece on an out-of-tune piano that Douglas likes, but has never heard before. Daniel tells him it's by Schumann.
In Wild America, the brothers sing "Born to Be Wild" together while they drive.
In Beautiful Music for Ugly Children, Gabe plays songs about freedom on his radio show to celebrate his high school graduation. One of them is "Born to Be Wild."