In the Teen Titans Go! episode " Dignity of Teeth " (Season 3, Episode 3), the team, obsessed with getting rich from the Tooth Fairy, knocks out their own teeth, leading to a bizarre, "gross-out" confrontation with her in her creepy, tooth-snacking lair. The episode culminates in a tooth-eating contest won by Raven, who develops a taste for them, while the rest of the team learns a lesson on greed. You can find the full transcript of this episode on the Teen Titans Go! Wiki or watch it on IMDb .