Or else you might get relegated to the dustbin of comedy. Just ask Aristophanes:
It's not that my material isn't strong. Come on! You don't win competitions at both the City Dionysia and the Lenea if you don't know how to work a room. Yet people only seem to like that Adam Sandler and Jim Carrey baloney. Lowest-common-denominator nonsense. You think anyone's going to remember Larry The Cable Guy in 2500 years?