The roster for this year's 2013 Treasure Island Music Festival was announced today. Included in this year's lineup are Beck and (as SFist already pointed out yesterday) Animal Collective, just to name a few.

Below, the entire list of aural talent appearing.

ATOMS FOR PEACE
BECK
ANIMAL COLLECTIVE
MAJOR LAZER
JAMES BLAKE
LITTLE DRAGON
SLEIGH BELLS
PHANTOGRAM
STRFKR
HOLY GHOST!
JAPANDROIDS
TRICKY
REAL ESTATE
DISCLOSURE
LORD HURON
DJ FALCON
HAIM
PALMA VIOLETS
POOLSIDE
ADULT.
CAYUCAS
ROBERT DELONG
IO ECHO
GIRAFFAGE
DEEP SEA DIVER
ANTWON

Unofficially, this year's theme is "Stop Wearing Native American Garb or Tennis Headbands to Music Festivals." Tickets run between $130-$275.