6 Season
79 Episode
Foster's Home for Imaginary Friends - Season 3 Episode 10 A Lost Claus
Mac starts to doubt Santa's existence when a hoard of imaginary Santas appear. Bloo sets out to prove that he's real.
- Year: 2009
- Country: Canada, United States of America
- Genre: Kids, Animation, Family, Sci-Fi & Fantasy, Comedy
- Studio: Cartoon Network
- Keyword: imaginary friend, foster home
- Director: Craig McCracken
- Cast: Sean Marquette, Keith Ferguson, Tom Kenny, Phil LaMarr, Grey DeLisle, Tom Kane