Listen to the sound clip 4. 1:25 from Knock 'Em Downs: World's Fair - Video Game Music: 4. 1:25 4. 1:25 This sound is from Knock 'Em Downs: World's Fair - Video Game Music Video game music from Knock 'Em Downs: World's Fair for DS. Published by Bayer Diabetes Care (2010). Go to the full soundboardwith more sound clips Search