Ke$ha's "Sleazy Remix 2.0: Get Sleazier" (2011)
Producer: Bangladesh/Dr. Luke/Benny Blanco
"I call her Kiesha/She like it because it's 'hood to her/She call me Andre 6000 because I'm good to her," 3K raps on this unlikely collab. Who'd have thought André is a fan of the trash-pop star.