Get to the end credits, and play the mini-game. However, ignore the directions of the arrows and instead hit the exact opposite direction. After hitting the opposite directions several times, you will hear the sound of applause and all songs and bonuses will now be unlocked.

Trade the Jefferson City, Missouri flag in Quest mode to unlock the Brilliant R*E*D song.

Trade the Little Rock, Arkansas flag in Quest mode to unlock the Colors (Midihead's Sapphire Mix) song.

Successfully complete the Rock-a-billy Willy song on all three difficulty settings to unlock the Danca de Yuka song. Alternately, trade the Concord, New Hampshire Flag in Quest mode.

Trade the Bismarch, North Dakota flag in Quest mode.

Get an "A" rank on any song to unlock the Frozen Ray (Dirtyhertz Mix) song. Alternately, trade the Jackson, Mississippi flag in Quest mode.

Successfully complete Bag, (SAKURA), and The Legend Of MAX songs on the heavy difficulty setting with an "AA" or better rank. Alternately, trade the Nashville, Tennessee flag in Quest mode to unlock the Guidecca song.

Trade the Charleston, West Virginia flag in Quest mode to unlock the Hinawari song.

Trade the Dover, Delaware flag in Quest mode to unlock the Insaner song. Alternately, play the credits game twice.

Successfully complete ten songs to unlock the Jelly Kiss (Midihead's SMAK Mix) song. Alternately, trade in the Newfoundland flag in Quest mode.

Trade the Phoenix, Arizona flag in Quest mode to unlock the Legend Of Max song.

Get an "AA" rank on any song to unlock the Love This Feelin' (Zonk Remix) song. Alternately, trade the Yukon Territory flag in Quest mode.

Trade the Santa Fe, New Mexico Flag in Quest mode to unlock the Music To Your Head song.

Set the system date to December 25th to unlock the Parade Of The Wooden Soldiers song. Alternately, trade the Phoenix, Arizona flag in Quest mode.

Get an "AAA" rank on any song to unlock the Rainbow Flyer song. Alternately, trade the Victoria, British Columbia flag in Quest mode.

Trade the New Brunswick flag in Quest mode to unlock the Right On Time song.

Collect all of B's or Honey's puzzle pieces in Quest mode to unlock the corresponding dancer.