Vanessa Hudgens is Joined by Boyfriend Austin Butler at 'Dog Days' Premiere!

Vanessa Hudgens stuns on the green carpet as she and boyfriend Austin Butler step out for the Dog Days premiere on Sunday afternoon (August 5) at the Westfield Century City Theater in Century City, Calif.

The 29-year-old star went glam in a lavender gown as the 36-year-old actor- kept things cool in a black suit for the premiere.

PHOTOS: Check out the latest pics of Vanessa Hudgens

Joining Vanessa at the premiere were some of her co-stars including Nina Dobrev, Finn Wolfhard, and Eva Longoria.

Dog Days hits theaters on August 10.

25+ pictures inside of the stars at the premiere…