Swedish female vocal trio Erato add melodic layers to Angelakos' vocals on this and other Gossamer
songs. The Passion Pit frontman first came across the girl group after his fiancée sent him a link of them singing Robyn's "Call Your Girlfriend
." "It was amazing," he told Pitchfork
. "We got in contact with them, and they had never done anything like this; they were totally new to it. They pumped through a bunch of things in three days, including the intro to the album."