The star-studded fun kicked off on the red carpet at today's Critics' Choice Awards and continued into the show. Celebrities stopped to chat as they made their way into the show and mingled again as they took their seats for the main event. Bradley Cooper was the man of the hour, meeting up with Ben Affleck, Jennifer Lawrence and Steven Spielberg, while Amy Adams and Emily Blunt shared a moment. Jennifer posed for a photo with Octavia Spencer and Jessica Chastain hung out with Amanda Seyfried. Amy Adams and Marion Cotillard stopped to chat, and Jack Black met up with Liev Schreiber. Click through to see all the stars buddy up at the Critics' Choice Awards!