I'm joking, calm down! Share definition Flag a phrase said to make any come-back seem lame. A: You're a loser B: Fuck you A: I'm joking, calm down! I'm joking, calm down! by wangjiahua October 8, 2011 0 0 Get merch Get the I'm joking, calm down! mug. Buy Now — $32.95 See more merch