Just when I think I'm out, they pull me back in

It shocks me to say this, but last night's episode of The Simpsons was actually pretty funny. The highlight of course was a somewhat obscure Back to the Future reference that I loved (obvi).

(Homer is playing in Nirvana-style grunge band concert)
Guy on Phone nearby: Kurt, Kurt, it's Marvin, your cousin...Marvin Cobain. You know that new sound you're looking for? Well listen to this.