These hidden tracks present a short and humorous story of two men, voiced by Yankees outfielder Bernie Williams and Michael McKean (as David St. Hubbins of Spinal Tap), stuck in traffic and flipping through different radio stations.

"[1][2] In his Allmusic review, music critic Zac Johnson wrote the "three-CD concept album has ambitious intentions, but ultimately ends up feeling a bit scattered...

Still, every note is impeccably played and pristinely recorded, and those Flecktones fans who like to pull apart their extremely technical pieces of music, analyze them, and put them back together will find hours of rabid discussion on Little Worlds.

The appearance of guitarist Derek Trucks... on 'Pineapple Heart' ratchets up the visceral momentum of the music another level altogether, while 'The Last Jam' brings this entire affair to an emphatic climax.

In his Allmusic review, music critic Zac Johnson wrote "While the full work seems a little disjointed and too expansive, the ten-song collection is a little more digestible... the unfortunate hip-hop version of Flatt & Scruggs' 'Ballad of Jed Clampett' never needed to be recorded.