Memory is the fourth extended play by South Korean girl group Mamamoo.

[2] Two sub-unit performances and a pre-release single were released prior to this to build anticipation for the group's upcoming return.

[3] The first sub-unit song "Dab Dab" performed by the group's rap line (Moonbyul and Hwasa) charted at number 69, while the second sub-unit song "Angel" performed by the group's vocal line (Solar and Wheein) charted higher at number 26.

[4] The first single from the album, "New York", was released on September 21,[5] the song both entered and peaked at number 9 on the Gaon Digital Chart.

[7] Mamamoo produced Memory with Kim Do-Hoon, an executive of Rainbow Bridge World who led them to their current success.