PSP Developer Viciado-Truestory has released a pretty cool homebrew app known as the BeatBox PSP Ultimate Version. Some of the updates to BeatBox are an improved menu and new GUI, more responsive sounds and the addition of a new sound. You can check out the directions below and more info about this fun homebrew app at the source.
Controls:
On the menu
Digital Pad Up, Down: Move through the menu.
X: Select an option.
Sounds Controls
X: Bombo.
Square: Inward.
Triangle: Saucer.
O: Box.
Start: Return to main menu.
Source
