Justin Timberlake made a hilarious TikTok fail! Over the weekend, the "Selfish" singer uploaded a new video featuring his wife, Jessica Biel, his pal, Jimmy Fallon, and more celebrities participating ...

Jimmy Fallon ... Brooklyn step. Fallon channels John Travolta in all of his "Saturday Night Fever" glory as he walks down the street carrying a paint can to the beat of the Bee Gees' "Staying ...