ET unpacks the must-see, celeb-packed moments from the 68th GRAMMY Awards (which aired on CBS), now streaming on Paramount+. Bad Bunny won Album of the Year, while Kendrick Lamar became the most-awarded rapper in GRAMMYs history, taking home five trophies on Sunday. Plus, performance highlights, including Justin Bieber stripping down on stage, with wife Hailey Bieber cheering him on in the audience.