Knifed-up

Getting plastic surgery, usually to excess...

Lil Kim is always getting knifed-up...

knife up the anus

A term that can be used not only instead of the term 'pain in the ass' but also to produce much more vivid imagery than pain in the ass.

A: How did you get fined man?
B: I had my feet on the seats of the train and got fined $175 by some shitty cops.

A: Now that's a knife up the anus.