So many by the Marx Brothers.
http://www.marx-brothers.org/info/quotes.htm
pajamas
#120: RE What he was doing in my pajamas, I’ll never know”.
Groucho Marx wrote a book with that title of “I Shot An Elephant in my Pajamas”. Extremely funny book.
Also anything by George Burns. He’s got more quotes than a dictionary has words, and all of them are funny.