Preset songs
Press [Triangle] while creating a song. Select
the save option, and a list of preset songs will appear. Select
one of the preset songs, then go to the song editing screen to
play it.
Limp Bizkit and Jay-Z music videos
Hold [R1] and press [Triangle], [Circle],
[Square], [Left], [Right] at the main menu. A sound
will confirm correct code entry. A "Videos" option will
now be unlocked.