04/21/2011 AT 12:00 PM EDT
got comfortable with a cocktail while partying at Trousdale
in L.A. with friends. At one point, a group of girls approached the table, and the actor offered them all drinks, eventually focusing his attention on one woman in particular. The two looked quite friendly, though not overly affectionate, as they caught up. Says an onlooker: "They just seemed into each other and really comfortable."