New music: in stores and online, Oct. 27

New music: in stores and online

Indie-pop sister act Tegan and Sara (pictured) come with just enough hooks to win us over to their latest effort, San Francisco radio-rockers Train keep rolling out the adult contemporary not-quite-hits, and freak-folk Devendra Banhart makes a fine showing on his major label debut—Metromix has full reviews of this week's biggest releases (listed below), as well as quick takes on fresh LPs from the likes of Michael Jackson, Creed, R.E.M., Gov't Mule, Space Cowboy, Dragonette and more, inside the photo gallery.—Keith N. Dusenberry, Special to Metromix

Tegan and Sara, 'Sainthood'

Train, 'Save Me San Francisco'

Devendra Banhart, 'What Will We Be'

Wolfmother, 'Cosmic Egg'

The Swell Season, 'Strict Joy'

Atreyu, 'Congregation of the Damned'

Morningwood, 'Diamonds and Studs'

Which of this week's releases are on your must-hear list? Tell us in the comments section.