Yeah. Knock knock jokes never die, do they? Post your knock knock jokes for the sake of other peoples' happiness. Why keep them when you can make other people and feel good for yourself? Lemme start. KNOCK KNOCK! Who's there? WEEK 1, WEEK 2, WEEK 3, WEEK 4, WEEK 5. Week1 week2 week3 week4 week5 who? WEEK 1, WEEK 2, WEEK 3, WEEK 4, WEEK 5 never asking why We kissed, I fell under your spell. A love no one could deny ;D