Hip-Hop (Ya Don't Stop)

HipHopSite Dot Com
The Sample FAQ - Find the source of that sample
The Totally Unofficial Rap Dictionary
Turntable Media - Online Scratching! (requires Shockwave)
Stereo MCs
Mr.Bongo - Excellent Record Shop
Schoolly D Homepage

Other Music Wot I Like...

The Motherpage! - With the excellent P-Funk Discography
Tribute to James Brown - Lots of JB samples!
Urban Dance Squad
Beastie Boys
The Dust Brothers - (The originals!), who produced the Beasties and...
Beck - the Official Beck site
PWEI Nation
The Ultimate Band List