Paris Hilton blames her wild lifestyle on the zodiac.The 'Pledge This!' actress - famed for her love of late nights and clubs - insists her star sign is the reason she is such a party animal.She explained: "I don't know how I keep going to all these parties. I think it's because I am an Aquarius. We Aquarians have a lot of energy."Meanwhile, Paris has confessed she loves the single life.The 'House of Wax' star, who recently split from her Greek shipping heir fiance Paris Latsis, says being on her own makes her feel like "a strong woman."She revealed: "I always have a boyfriend all the time, so I've never really got to know me and have time for myself because I spend all my energy on the boyfriend."I'm a very strong woman. I don't need a man. I can be on my own."