“E-ER” is a DJ Scheme-hosted collaboration between Ski Mask the Slump God, Danny Towers, and Lil Yachty. The track follows the quartet’s 2019 Gold-certified single “How You Feel? (Freestyle),” a song that marked Scheme’s first hit.

“E-ER” was first previewed during DJ Scheme’s Instagram Live on September 11, 2020. Following the initial tease, the track was previewed many times after. The song leaked in its entirety on November 24, 2020.