Jonah Hill Plays His and John C. Reilly's Favorite YouTube Videos 3.38K Gene Delsener 06/18/10 01:27PM Filed to: The Tonight Show The Tonight Show Jonah Hill john c. reilly TV Video On yesterday's Leno, Jonah Hill discussed his more seriousness role in the movie Cyrus. Initially nervous to play opposite John C. Reilly, the pair found a bonding activity: YouTube videos. Hill presents both his and Reilly's favorites on the show.