Watch Foster's Home for Imaginary Friends Season 4 Episode 4 Online
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- Subtitles: English
Old Man Rivers, who lives across the street from Foster's hates imaginary friends, and on "Adopt-A-Thought Saturday", his grandson, Young Man Rivers, torments Bloo. Meanwhile, Bloo and Madame Foster throw papers - that are adoption forms - at Old Man Rivers, who keeps them for himself. What will happen?