Teen Titans Go! 1×42
Robin removes two mockingbirds from the chimney with a gas he created in his lab. But the chemical mutates the birds into muscular bullies who then move into the tower.
Serie: Teen Titans Go!
Director: Aaron Horvath, Glen Murakami, Michael Jelenic, Sam Register
Guest Star: Greg Cipes, Hynden Walch, Khary Payton, Scott Menville, Tara Strong