Kevin Delaney Helps Jimmy Fallon Race a CO2-Powered Go-Kart

CLIP07/25/19

Tonight Show's resident science expert Kevin Delaney performs some summertime experiments with Jimmy, including marshmallow toasting with a sparkler and a go-kart race powered by canisters of CO2.

TV-14Comedy Late Night Highlight

Appearing:Jimmy Fallon

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Tags: Jimmy Fallon, Tonight Show

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