Astrology as we know it has been around for about 4,000 years. Whether or not you believe in it, the truth is that a lot of people do. Of course, celebrities are no exception. Some of your favorite celebrities lean on astrological guidance in their lives — both professional and personal. From personality traits linked to specific zodiac signs, to predicting future events, there are many celebrities who believe the answer's in the stars. Some celebrities strongly believe in the influence of the stars and see astrologers on a regular basis. Princess Diana, for one, was big into astrology and once sought answers about the future of her marriage with Prince Charles from the stars. Some of your favorite Hollywood hunnies use astrology in their daily lives including; Angelina Jolie, Cameron Diaz, JLo, Madonna, and many more.