Songkick

http://www.songkick.com/

Scans your Winamp/Itunes music library and scans tickets for sale in your area and gives you a page of when all the music you listen to is gunna be playing live near you.

Comments

kinda like last.fm, but

kinda like last.fm, but without having to scrobble thousands of tracks to get decent recommendations?

Well last.fm relies on users

Well last.fm relies on users putting in the data, this thing scans your library and compares the data to venue listings/ticket sellers and automatically builds a page.

Much more intuitive than last.fm's events pages.

There are a bunch of these sites, most with US focus.

Tourfilter.org is the non-commerical one. SonicLiving.com is also good.