Complex sentence: "Everglow" was released as the first and only promotional single from the album on November 26,2015 which was premiered by Zane Lowe on his radio show Beats 1.
Split into simpler sentences: Everglow was released as the first and only promotional single from the album on November 26,2015. The song was premiered by Zane Lowe on his radio show Beats 1.