Saturday at the Rock and Roll Hotel. Dr. Dog with The Teeth and Hoots and Hellmouth. $12. Doors at 8:30, Music at 9:30. Depending on the circles you run in, Dr. Dog are either busy working a tired formula of lo-fi and late-period Beatles nostalgia or are one of a host of Philly groups artfully resurrecting the heady psych-pop era of the late 60s and early 70s. Both camps need to do themselves a favor…

MONDAY >>The alternately whimsical and dark Decemberists (who DCist caught the last time they came to town) perform their second show at the 9:30 club tonight in support of their recently released album The Crane’s Wife. While this show is sold out, you can try your luck with both craigslist or enjoy the show from the comfort of your own couch on NPR. Lavender Diamond opens. 8:30pm >> Apples in Stereo will be playing with…