Teenage pop sensation Justin Bieber, 15, is rocking the bubble-gum pop music world of late and with that comes a flock of screaming teenager fans vying for the Canadian's attention, however it's mega music star Beyonce that has caught Bieber's eye, as he reveals the bootylicious singer to be his celebrity crush. Bieber, who was signed by R&B star Usher and shot to fame with his single 'One Time', said in addition to Beyonce, he also liked the look of upcoming actress Elissa Sursara after briefly meeting her in Los Angeles, likes the blonde locks of singer Taylor Swift, as well as having the standard celebrity crush on Megan Fox. However it's Beyonce the teenager croons for most, jokingly claiming that Jay-Z, Beyonce's rapper husband, better "watch out." But just when you think Bieber has a particular thing for considerably older women with Beyonce at 28, Swift, 19, Sursara, 21 and Fox, 23, the heart throb also lists singer Selena Gomez, 17, as one of his favorite starlets. Bieber was discovered via YouTube fame, after posting a video of his entry in a singing competition for various friends and family who were unable to attend the Canadian event. When viewers began subscribing to Bieber’s clips, the youngster decided to post videos, covering songs by Chris Brown and Usher, who eventually signed the 15 year old.