Justin Bieber. Jennifer Aniston. 50 Cent.
Chelsea Handler has been rubbing elbows (sometimes more!) with some pretty big names.
But did the Chelsea Lately host get the cold shoulder at Rihanna's big birthday blowout?
Hit the clip to see the lovely ladies dish what on went down at Ri-Ri's not-so-intimate celebratory soiree then tune in for the full interview Thursday at 11 p.m.
WATCH: Chelsea gets chummy with Grammy winner Adele too!