One of the kings of the one liner, Rodney Dangerfield got a lot of respect during his career, which included standup and movies. Though he started standup as a teen, he gave it up for a decade to be a salesman. Returning to the stage, he refined his trademark patter and neurotic persona. His big break came when he appeared on The Ed Sullivan Show, which he had snuck into. This led to stints on The Tonight Show with Johnny Carson, more appearances on TV, then his own nightclub in 1969. He also made his mark on the movies, usually playing crude and rude nouveau riche characters. Perhaps …