Under Cover : The Mad Squad - EP



A.C.E (Korean: 에이스) is a South Korean boy group formed by Beat Interactive, and co-managed with Swing Entertainment. The group consists of five members: Park Junhee, Lee Jiham (formerly known as Lee Donghun), Wow, Kim Byeongkwan (formerly known as Jason) and Kang Yuchan. The group debuted on May 23, 2017, with the single Cactus. Their name stands for Adventure Calling Emotions. On May 23, 2017, A.C.E debuted with the single Cactus. On March 15, 2018, the group released a special single titled 5TAR (Incompletion), with the song serving as a gift to fans after their brief hiatus to join The Unit and MixNine. On June 7, 2018, A.C.E released their first mini album, A.C.E Adventures in Wonderland, with the title track Take Me Higher. As of March 2025, they have released in total five mini-albums, two repackage albums, and three single albums. On August 12, 2023, Beat Interactive announced that members Donghun, Jun, and Chan would begin using their given names Lee Donghun, Park Junhee, and Kang Yuchan for promotion. On March 4, 2025, Beat Interactive announced that Lee Donghun has changed both his legal and stage name to Lee Jiham. Wow is the only remaining member to use a stage name. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.