"Wake Me Up" is a song recorded by South Korean girl group Twice. It is the group's third Japanese maxi single, featuring three other tracks. The song was pre-released as a digital single on April 25, 2018, and the CD single was released on May 16 by Warner Music Japan.

Twice is a South Korean girl group formed by JYP Entertainment. The group is composed of nine members: Nayeon, Jeongyeon, Momo, Sana, Jihyo, Mina, Dahyun, Chaeyoung, and Tzuyu. Twice was formed under the television program Sixteen (2015) and debuted on October 20, 2015, with the extended play (EP) The Story Begins, and has received the honorific title of "The Nation's Girl Group" in their home country.