Sofia Vergara, Jessica Szohr and Jenna Ushkowitz
AP, Startraks, AP
's Jenna Ushkowitz, Project X
's Miles Teller and former Gossip Girl
actress Jessica Szohr all visited Hollywood hotspot Blok on Tuesday night.
Szohr, Teller and Ushkowitz arrived around 1:15 a.m. and headed straight for the dance floor.
"They had some cocktails and danced until the club closed," an onlooker tells PEOPLE.
Szohr and Teller will costar in the upcoming indie romantic comedy Two Night Stand.
The trio of friends weren't the only big names spotted at the club. On Friday, Sofia Vergara
, rumored fiancé Nick Loeb
"Sofia came in with Nick and a few friends. They were very cute, holding hands and dancing at their table," a source says. "She was taking pictures and having a great time."
– Melody Chiu