Grammy award-winning Justin Timberlake decided to show off his “Sexy Back-ness” in a skit with Beyoncé on Saturday Night Live. In the piece, Timberlake is one of Beyoncé’s back-up dancers for her music video, “Single Ladies (Put a Ring On It).” Why men are in Beyoncé’s video about women, no one knows! Check it out.

Tags: beyonce, justin timberlake, Saturday Night Live, Single Ladies, skit