Collect Shiny Trinkets to unlock more songs in the Jukebox.

Song	How to unlock
ecroF evitisoP	Collect twenty trinkets.
Pipe Dream	Collect twenty trinkets.
Popular Potpourri	Collect eighteen trinkets.
Positive Force	Collect eight trinkets.
Potential For Anything	Collect twelve trinkets.
Predestined Fate	Collect sixteen trinkets.
Presenting VVVVVV	Collect ten trinkets.
Pressure Cooker	Collect fourteen trinkets.
Pushing Onwards	Collect five trinkets.