"Fuckin' in the Bushes" is a song featured in the Season Twelve episode, "Breast Cancer Show Ever". The fight scene between Wendy and Eric Cartman mirrors that of Brad Pitt in the movie Snatch.
Background
Finally read to fight Cartman for all of the abuse he has caused others, Wendy Testaburger gives Eric Cartman a brutal beating while the song plays in the background.