John C. Reilly and his wife, Alison Dickey, share two children: Leo and Arlo. Here’s everything to know about John C.

Reilly Present Snoop Dogg with Birthday Cake Mid-Show: 'My Brothers Surprised Me' John C. Reilly's Son Leo, 22, Is a Famous TikTok Star, Musician and Model — See Him Sing! Will Ferrell and John C.

In 2023, the pair performed the now-beloved song with Snoop Dogg. Related: Will Ferrell's Son Magnus Says John C. Reilly Once ...