"Memory Boy" is the second Deerhunter single taken from Halcyon Digest. It was released on April 11, 2011, in the UK and in the US on April 16 to coincide with Record Store Day. The day before the single's announcement, the band played an extended version of the song with guest musicians Cole Alexander (of The Black Lips) and Adam Bruneau (of the Back Pockets) on the Late Show with David Letterman.The single artwork was created by Bradford Cox.