Grohl makes a cameo in the 2011 film The Muppets as the Animal replacement in the cover band The Moopets. In 2015, he appeared in The Muppets episode "Going, Going, Gonzo" wherein he challenges Animal to a drum-off. As part of the band Nirvana, Grohl co-wrote the song "Smells Like Teen Spirit" along with Kurt Cobain and Krist Novoselic.