Pixelated Pop Stars: It’s Mase + Puff Daddy (aka Diddy)!
Answer: It's Mase (remember him?) and Diddy in all their '90s glory. The duo are flying high in Notorious B.I.G.'s 'Mo Money Mo Problems' video, back when Diddy was Puff Daddy -- you see, the Didster has changed his moniker several times before settling on his present-day name.
Watch the Notorious B.I.G. 'Mo Money Mo Problems' Video Feat. Puff Daddy + Mase