Vanessa Hudgens - Teen Choice Awards 2008

Vanessa Hudgens (in Catherine Malandrino) arrives at the 2008 Teen Choice Awards at Gibson Amphitheater on Sunday, August 3, 2008 in Los Angeles, California.

The 19-year-old High School Musical star, who accessorized with Loree Rodkin jewels and Christian Louboutin shoes, was seen giving costar boyfriend Zac Efron a big hug on the blue carpet!

Disney starlet Miley Cyrus is hosting the big event, which is scheduled to air on Monday @ 8PM ET/PT on FOX. The 15-year-old Hannah Montana star is serving double duty as both host and musical guest. Miley is set to perform her new single “7 Things”.

10+ pictures inside of Vanessa Hudgens @ the 2008 Teen Choice Awards…