Jack Black made quite the entrance on “The Tonight Show” on Monday night, as he is known to do, but this time, the man actually lost his pants while doing it.

Black pulled his pants back up and Fallon told the actor he was bringing “the heat” to the set. “I didn’t bring a belt,” Black joked. “That’s what I didn’t bring.” ...

Jack Black's Pants Fall Down as He Greets Jimmy Fallon During“ Tonight Show” Entrance: 'I Didn't Bring a Belt' The 'Minecraft Movie' actor showed off a pair of black and red boxers while ...