When a man (Season 21 cast member Will Ferrell) lowers himself into the hot tub and starts splashing water on his face, he meets Frank, who blows a whistle directly into his ear.

Ferrell played the instrument in the famous SNL skit "More Cowbell" alongside actor Christopher Walken in the year 2000.

Will Ferrell surprised his son Magnus Ferrell's performance at the Music Box in San Diego by playing cowbell like it was 'Saturday Night Live.' ...