The single "Missing You" included an edited single version of the track, an alternative mix and certain formats also the European non-album track "The Difference Between Us", later featured on the U.S. edition of the Wildest Dreams album.
A solo "Missing You" track was included, featuring an edited version, an alternative take, and various formats, alongside the European bonus track "The Difference Between Us", which would eventually be added to the U.S. version of the Wildest Dreams album.