It was totally on last night between Cameron Diaz and Jimmy Fallon.
Kayak race style!
The Sex Tape star and the Tonight Show host did battle in the program's first-ever kayak-based competition, wheeling around the studios with oars and overcoming obstacles such as Hashtag Panda, swimming salmon and a guy singing the most annoying part of “Crocodile Rock.”
Who came out on top? Find out now!
Relive some of our favorite Tonight Show with Jimmy Fallon moments now: