A-side and B-side pirate radio stations operating off the British coast in the 1960s would buy the publishing rights to the B-sides of records they expected to be hits, and then plug the A-sides in the hope of driving up sales and increasing their share of the royalties. Occasionally, the B-side of a single would become the more popular song. This sometimes occurred because a DJ preferred the B-side to its A-side and played it instead. Some examples include "I Will Survive" by Gloria Gaynor (originally the B-side of "Substitute"), "I'll Be Around" by the Spinners (originally the B-side of "How Could I
Coupling Songs: 'Side B' "Beautiful", which Ochi wrote for the "Mother Game: Kanojo-tachi no Kaikyū". Released digitally on May 8, the song was a commercial success, certified Platinum by the Recording Industry Association of Japan. From July 4 to December 14, Superfly performed a 39 date tour of Japan, entitled the White Tour. Part way through the tour, Superfly released McKee's contribution to the album "On Your Side" as a post-album single, featuring two compositions recorded for "White" that did not make the album's final cut. "Coupling Songs: 'Side B" compiles original B-sides released on Superfly's 19 physical singles released between 2007's "Hello Hello"