1.When Madonna got up on Jimmy Fallon's desk and flashed the audience during his late-night show and Jimmy was NOT having it: ...

Jimmy Fallon returned ... a favorite from back in the days when Fallon was an SNL cast member and Timberlake a frequent guest. (Watch above) But having Madonna on as herself was unexpected.

"Saturday Night Live" host Jimmy Fallon and musical guest Justin Timberlake ... Kelly [Cecily Strong], Paul Ryan [Taran Killam] and Madonna, who was played by ACTUAL MADONNA.