"It's Complicated" is the third single from A Day to Remember's fourth album, What Separates Me from You, released on October 25, 2011.

Lead vocalist, Jeremy McKinnon wrote the lyrics, while the music was written by himself, guitarists Kevin Skaff and Neil Westfall, and A Day to Remember.

[5] The band played an acoustic version of "It's Complicated" for MTV on February 14, 2012.

[6][7] "It's Complicated" is available to play on the Rock Band games.

[1] Ramanand also called the song an "anthem for the brokenhearted" that "will get fists pumping" and the chorus "very appealing".