The crafty late night host hit his glorious ginger-scalped guest with a blast from so far back in the past it may as well have been prehistoric!!!
Little did any of us know that, way back before we knew her as the lovely lass from Leap Year, Amy was a commercial actress!
And her very first on screen moment was playing Sandy in a super-HIGHlarious Grease parody you'll have to see to believe!
Ch-ch-check out Summer Banking…AFTER THE JUMP!!!