The word is out: if you showed up at Spaceland last night to check out the much ballyhooed month-long residence by the Happy Hollows then you know that the mystery guest star was none other than (former?) Strokes frontman and Sexiest Man of 2001 Julian Casablancas.

Oscar Rangel at The Scenestar has a good write-up of the secret show and Rami Dearest shot a beautiful pro-am video of the performance:

Dig that bouncy Rebel Rebel beat!

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