The time is now for John Cena and Shaquille O'Neal ... to sing some karaoke!
Yes, Cena and Shaq's long-awaited appearance on Apple Music's "Carpool Karaoke" will air on Tuesday, Sept. 5. The two stars will sing such hits as LL Cool J's "Mama Said Knock You Out" and Cena's own theme song, "My Time Is Now."
Check out the preview clips, and be sure to tune in on Tuesday, Sept. 5, on Apple Music to see what other hijinks these two get into on the road!