Does anybody know some good songs?

[slapn'captain]

Why dont you try some incubus stuff off of any the cds(science might be a lil hard). its not that challenging and it will give u an example of some really mature bass playing

[duct_tape]

System of a down: aerials. Pretty fun and sounds awsome
ozzy osbourne:crazy train

[John K.]

Longview by Green Day (Chorus has constant root notes but everything else is there for you)

Here's some easier RHCP:

If You Have To Ask
Apache Rose Peacock
Soul To Squeeze
Otherside
Give It Away