Ashley Tisdale: 'Scary Movie 5' Set

Ashley Tisdale wears a bright orange jacket while on the set of Scary Movie 5 on Wednesday afternoon (September 5) in Atlanta, Ga.

The 27-year-old actress just started production on her new film this week.

PHOTOS: Check out the latest pics of Ashley Tisdale

“Having so much fun working with Molly Shannon!! It’s so hard to keep a straight face while in a scene with her. #superstar,” Ashley tweeted.

Earlier in the day, Ashley was spotted with pup Maui, sipping on some lemonade in her trailer.

10+ pics inside…