When Johnny Knoxville announced a new “Jackass” movie coming to theaters in June, fans of the slapstick stunt franchise wondered what type of role the 54-year-old ringleader would have in the production. In 2022’s “Jackass Forever,” Knoxville performed a stunt where he was pummeled by a bull. He flipped in the air and landed on his head, causing a brain hemorrhage, concussion, broken wrist and broken rib. He has talked about how the injury changed his outlook on the future, indicating he would