Animal Collective, the sound chemists whose pursuit of psychedelic dance ecstasy, Merriweather Post Pavilion, landed SPIN's 2009 Album of the Year Award, conducted their biggest experiment yet Thursday night at New York's Guggenheim Museum: the premiere of an installation artwork called Transverse Temporal Gyru

The latest video from Animal Collective's Merriweather Post Pavilion, named SPIN's Album of the Year, is abundantly colorful, chock full of animation, and a smidge psychedelic -- just like the album itself. Watch the clip for "Brother Sport" below.

Baltimore's Ottobar is a cozy space, its walls lacquered with black paint, yellowing punk posters, water stains, and rock history -- the last of which made it an especially fitting venue for the barely-hyped solo debut of Maryland lad-done-good Josh Dibb, better known as Deacon, a founding member of Animal Collective.

Here's a rundown of the essential albums available online and in record stores today:

By now, "Animal Collective" and "tripped out" are basically synonymous, and that's how we like it.