A source told E! that Rihanna "stayed for several hours [at the party]. She was with two girlfriends and was escorted to Drake's table by security. Her and Drake were talking for a while and were smiling and laughing. It seemed like a very pleasant interaction, and they looked like they were having fun together as friends."
"Rihanna was dancing to the music and bobbing her head and seemed to be in a good mood. The whole vibe was very chill," they added. "Drake had a huge smile on his face and looked excited to see Rihanna when she arrived."
The Shade Room reported via different sources that "nothing too crazy happened but Drake pulled a cute move. He had McDonald’s delivered to the club for Riri and her whole crew."
When not attending her exes birthdays, Rihanna has been busy killing it on Instagram with videos of her modelling in bikinis, which we're pretty darn obsessed with: