Listen to Foster's House for Imaginary Friends Theme (From "Foster's House for Imaginary Friend") online. Foster's House for Imaginary Friends Theme (From "Foster's House for Imaginary Friend") is an English language song and is sung by Kidstime Party Band. Foster's House for Imaginary Friends Theme (From "Foster's House for Imaginary Friend"), from the album Cartoon Classics, was released in the year 2014. The duration of the song is 1:01. Download English songs online from JioSaavn.