Historical clue formulations

• "Sooo funny ..." — 2021-04-01
• Sarcastic response to a 1-Down — 2017-01-28
• "Ver-r-ry funny!" — 2016-06-05
• "That's so funny I forgot to laugh" — 2013-10-07
• "That is so funny - not!" — 2012-09-16
• Phony laugh — 2012-04-22
• "Very funny" — 2002-09-20
• Sound of feigned laughter — 1999-09-19