Lily Allen: All I Want For Christmas Is Your Mum

12/17/2008 5:25 PM PST BY TMZ STAFF
Foul-mouthed Lily Allen said she's looking to do a little mother f**kin' this Christmas -- as in she wants to nail our photog's mom. One problem: He claimed his mum is "more of a Katy Perry fan."

Lily Allen: Click to watch