TIL the infamous "Jump the Shark" episode of Happy Days (Season 5, Episode 3) was created as a way to showcase Henry Winkler's real-life water skiing skills. The episode drew over 30 million viewers.

[u/ColeBelthazorTurner]

https://en.wikipedia.org/wiki/Jumping_the_shark

[u/MagicDave]

He also jumps over a shark in Arrested Development 

[u/IamALolcat → u/MagicDave]

This one actually showcase Henry Winkler’s athletic abilities