Bustin' Up on the Beach

"Bustin' Up on the Beach" is a musical track composed by Yoko Shimomura that was first introduced in .

Kingdom Hearts
"Bustin' Up on the Beach" serves as a battle theme in Destiny Islands. It is heard while fighting:   ,     ,     ,     , and.

Composition
"Bustin' Up on the Beach" is approximately two minutes and one second long. It has a time signature of 4/4 time, a tempo of 132 beats per minutes, and a key signature of Bb [B flat] Major. The piece does not have an introduction or conclusion, allowing for smooth transitions between repeats. The instrumentation consists of flute, drums, piano, guitars, strings, trumpets, and synthesizer.

The piece has a much more up-beat, light-hearted tone; even a bit techno due to the use of steel and electric guitars. This tone reflects the comparatively easier, training grounds of Destiny Islands. The piece moves at a consistent tempo that does not change, and does not expand in dynamic contrast.