How to change my ipod theme?

I have the 5th gen ipod video 30 gigs. How do i change it’s theme and add more games? Thanks
Answer #1
use winterboard >>>google it
Answer #2
Its for iphone and ipod touch
Answer #3
I don’t think you can do it..
Answer #4
You can’t changeit
Answer #5
u have to jailebreak it… youtube how