Originated on Strip Search, a reality TV show created by Penny Arcade. It is a reference to the demise of Dick Grayson (Robin of Batman fame)'s, family, a group of circus entertainers who died while performing their greatest stunt.
Steve: Oh yeah?
Joe: Yep, I was tickling her ear and sensually whispered in her ear "I wonder how my Grandma is doing in the Nursing Home." I slept on the couch, but at least I got some sleep.