BET Awards 2018 Full Show

The 2018 BET Awards celebrated its 18th anniversary on Sunday night, which was fitting because the biggest and best moments of the night were all about throwback performances, appearances from old school artists and mashups of greatest hits.

From the Janet Jackson tribute to Rihanna's duct tape mystery, here are the best and worst moments from the 2016 BET Awards:

Throwback Mashup: Old-school Diddy? Mase? 112? Lil' Kim? The greatest hits performance honoring 20 years of BET Awards was ever-y-thing. They brought the house down. And speaking of down...

Diddy Goes Down: During that now iconic BET moment, Diddy took a tumble. It almost looked like it was part of the performance. Almost.