That ridiculous ba donka donk stole the WHOLE show — no lie! And judging by the look on Ursher's face, he enjoyed getting up close and personal with it as well!
Sigh, not many people can say they've been THAT close to Nicki's behind!
At least Usher enjoyed himself during his performance and had his song partner's booty to take a quick nap on!
If you missed all that booty action, CLICK HERE to watch their bangin' performance!
[Image via Getty Images.]