Billy Crystal was on The Daily Show last night to pimp an upcoming Funny or Die video about an “update†to When Harry Met Sally, which is arguably the greatest romantic comedy of our time. Just when you thought you knew everything about the orgasm scene at Katz’s, here comes Crystal with a “gruesome†description of Rob Reiner showing Meg Ryan how he wanted that famous scene to go. The segment is pretty cute, but … are people really saying “F.O.D.†instead of “Funny or Die�