Featured on this page are most of the characters from the Stupeflip universe, also known as the Crou:
King Ju
A notorious member of the Crou, King Ju was martyrised as a kid and has died after getting rolled over by a bike. He now wants to take his revenge over society thanks to the Stupeflip Crou.
- Bad People Abuse Animals: He used to decapitate flies as a kid and also tortured various pets, according to the lyrics of "35 Animaux Morts"
- Vocal Dissonance: The different characters played by Julien Barthélémy are interprated as different personalities of King Ju. This is why even though you're hearing a high-pitched version of King Ju, it is still King Ju, just under a different persona.
Pop-Hip
Contrasting with the rest of the Crou, Pop-Hip is a happy-go-lucky Singer-Songwriter who aspires to make accessible Pop music. Thanks to his radio-friendly mainstream hit songs, he keeps the cash flowing despite being hated by the Crou.
- The Chew Toy: The Crou hates him. The interlude track "" features him being hit on while annoucing a new song. It goes to a graver extend on The Hypnoflip Invasion where he gets murdered and is later singing in Hell on Stup Virus.
- The Pollyanna: Pop-Hip is best described by the poptimism of hys lyrics. One notable aversion is his song "J'refume du Shit".
- Radio Friendliness: Partially subverted with his song "Je Fume pu D'Shit". While it talks about recovering from marijuana consumption, the lyrics remain explicit.
- Solo Side Project: While Stupeflip was MIA, he created a duo with singer Simone Elle Est Bonne.
Cadillac
Another notorious member of the Crou, Cadillac is the shouty one who had a major episode when he saw that his childhood icon Casimir was just a costume worn by actors. He owns the keys to La Menuiserie, where Stupeflip's music is made.
- Broken Pedestal: As a kid, Cadillac wanted to go at the backstage of a circus to see his idol Casimir. He found out that Casimir was just a hollow costume.
- No Indoor Voice: Cadillac always screams his lyrics.
- Solo Side Project: His self-titled solo album which got released in 2017.
Mc Salò
The third main member of the Crou, Salò specializes on rapping cynical and dark lyrics.
- Added Alliterative Appeal: Most prominent on Stup Religion where he tries to make as much as possible without trying to make his lyrics sound right.
- Black Humor: Although he is the member of the band who performs the less lyrics, he has showcased dark lyrics related to "fags in the music industry" and allusions to statuory rape.
- Intercourse with You: Most of his lyrics on The Hypnoflip Invasion refers to that.
- Solo Side Project: He released his first solo album, titled Sybilline, in 2019.
Reverb Man
Outside of his name which hints at the nature of his voice, Reverb Man is also a violent person. Don't let his high-pitched voice fool you, he heights 2 meters and has a mastery in various fighting tools.
- Echoing Acoustics: How his voice goes.
- Exactly What It Says on the Tin: Reverb Man is a man with a reverbed voice.
- Vocal Dissonance: He heights around 2 meters despite his high-pitched voice.
Fabien Polet
The first spokeperson of the Stupeflip Crou, he presents the Crou on the band's first album before getting shot to death.
- Unreliable Narrator: Even though he provides many informations about the Crou's members, those infos lack in-depth explanation. Even though he gets shot on the introductory track of Stupeflip (Self-Titled Album), he reappears on other explanatory tracks.
Sandrine Cacheton
She is the new spokesperson of the Crou. She is voiced through Google Translate's French synthetic voice, but that doesn't stop her from rapping with the Crou as well.
Joël
A follower of the Stup Religion, he appears to be not as faithful as the other scholars, but gets scolded by his master whenever he manifests rebellion.