The library-related blogs I signed up for are:
caffeinatedlibrarian.blogspot.com/ ( The Caffeinated Librarian--very very funny blog!)
http://lii.org (the Librarian's Internet Index: New this Week)
http://groups-beta.google.com/group/library/feed/msgs.xml?ggroup=library (Library Google Group)
-- I haven't explored this one a lot, but it seems like a networking place for international librarians).
http://www.merlin.lib.md.us (MD's Merlin)
http://plablog.org/feed/ (official blog of the Public Library Association)
http://www.theshiftedlibrarian.com (the Shifted Librarian)
--I haven't explored this one a lot, but I found a hilarious essay on "Why You Should Fall to Your Knees and Worship a Librarian". ( http://librarianavengers.org/?page_id=3 )
and http://www.unshelved.com (the very funny Unshelved library comic strip).
--I discovered this comic about a year ago and I love the characters Mel & Dewey the most.