As the icon was busy inscribing her signature on Rihanna's chest, Ri grabbed the mic to address the cheering audience. "Mariah Carey is signing my t**, y'all!," she announced to the crowd.
Rihanna was just a regular ol' member of the Lambily on Tuesday night (Dec. 17) when she was spotted freaking out during Mariah Carey‘s final Christmas Time tour show at Barclays Center in Brooklyn.