Kevin Delaney and Jimmy Fallon Launch a Ping Pong Ball at 920 MPH

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Jimmy performs science experiments with Kevin Delaney, including standing with The Roots on top of balloons without popping them.

Tags: The Tonight Show, Jimmy Fallon, Kevin Delaney, launch, Ping Pong Ball, 920 MPH
S3 E966 minHighlightTalk and InterviewLatenight