Ashley Greene's Giggly Girls Night
05/18/2012 AT 05:55 AM EDT
Sipping on wine and munching on ravioli and tiramisu, Greene and her girls stayed for about two-and-a-half hours.
"Ashley seemed like she was in a great mood," an onlooker tells PEOPLE. "She was giggling with her girlfriends."
– Dahvi Shira