05/18/2012 AT 5:55 AM ET
The happy couple recently stopped by Whiskey Blue inside the W Los Angeles – Westwood hotel, where they sat at the bar and had drinks together.
Garner, who sipped on red wine; and Affleck “were smiling, laughing and very affectionate towards each other,” an onlooker tells PEOPLE. “Jen’s post-baby body looked amazing!”
Money was apparently no object for the married pair, who left a generous $20 tip for a $30 bill. But there’s a chance Affleck had some extra cash laying around after competing in the “Playing for Good” poker tournament benefiting the Geffen Playhouse just a little bit earlier.
– Jessica Wedemeyer