Apple ipod

How I can find music downloads – the type of music used in ads for Apple Ipod?

Always good music at the Apple iPod ads, but when they put the songs on the poor TV killed! I find sorta like the music that used .. Different! I use http://www.spinner.com/search/?q=free 20downloads% by the incredible music. It's cool! But if you know good sites guys like this let me know? Thanks!

YOUTUBE!

Download music on your iPod touch or iPhone