I drink too much

“ I drink too much. The last time I gave a urine sample it had an olive in it. ”

This quote means he drinks so much that even a medical sample comes out like a cocktail. The joke exaggerates alcoholism.

Rodney Dangerfield (born Jacob Cohen) was an iconic American stand-up comedian, actor, and screenwriter, famous for his self-deprecating humor and his signature catchphrase**"I don't get no respect!"**. He became a household name in the late 1960s and 1970s, known for his fast-paced delivery of one-liners, trademark rumpled suit, red tie, and nervously clutching his throat.