Alicia Keys Sings Soulful ‘Gummi Bears’ Theme With Straight Face How Alicia Keys manages to do throw down the Gummi Bears theme with a straight face is incredible. How Jimmy Fallon‘s crew continues to come up with awesome idea after awesome idea is just as incredible. </noscript> MORE FALLON FUNNIES: • Tom Hanks Recites Epic Slam Poem About ‘Full House’ on Fallon • Fallon & ‘Guys With Kids’: Epic ‘History of TV Theme Songs’ Medley • Superfan Chris Christie Joins Fallon for ‘Thunder Road’ Duet [Scott Kidder via Short Form Blog]