This expression is rarely used in the past tense, because it is often used to describe the overall quality of the person telling the joke, not the joke itself. For example, if I say "You crack me up", I'm saying that I find you funny in general.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
PASTELYou've cracked me up.All of these are fine, Pastel--each with it's nuanced time-meaning. You are right about the implication in "you crack me up", and there would be a time and circumstance where the other two would be appropriate cho
You crack me up. (Sounds like someone's habit to crack people up.Haha! )
You cracked me up.