No. 26

1. Fergie

2. Claudia Schiffer

3. Avril Lavigne

4. Paris Hilton

Fergie

In April 2007, she gave an interview in which she admitted that she went on a sex and drugs spree when she turned 18, saying: "I have had lesbian experiences in the past. I won't say how many men I've had sex with - but I am a very sexual person."