Justin Bieber surprised everyone with his barely-there look while performing at the 2026 Grammys. Grammys executive producer Ben Winston opened up about Bieber's performance at the awards show during a Monday, February 2, episode of Rolling Stone's "Music Now" podcast. "I don't think he decided what the outfit would be until he walked on stage," Winston said of Bieber's look, which included nothing but his boxers and socks. When Bieber, 31, rehearsed for the show, Winston explained that the singer wasn't saying, "This is what I'm going to do.