Gwyneth vs. Avril Who'd You Rather?

9/27/2007 1:01 AM PDT

Gwyneth vs. Avril: Who'd You Rather?

One of these two birthday blondes will probably stick her tongue out at cameras and scream something about being "punk rock" -- after she blows out her birthday candles: Gwyneth Paltrow (35) or Avril Lavigne (23).

The question is ...