Jack Black is an actor known for appearing in the most unusual places and with his latest project, Kung Fu Panda 4, currently flying high at the box office, we decided to take a look back at some of his best cameos and guest appearances. Since making his acting debut at the age of 13 in a 1982 TV commercial, Jack Black has appeared in all manner of roles. He’s best known for his comedic and musical appearances in the likes of School of Rock and The Super Mario Bros Movie but with more than 180 credits to his name, it’s safe to say that the 54-year-old actor has popped in some surprising roles….