Fiona Apple, “Dull Tool”

New music from the weekend: Fiona Apple’s (NSFW) contribution to the soundtrack for This Is 40, Judd Apatow and Leslie Mann’s “sort of” sequel to Knocked Up, out December 21. (Others on the soundtrack: Paul Simon, Lindsey Buckingham, Ryan Adams, Yoko Ono, more.)

A Britney song also leaked.