On May 20, 2025, CrazAngel introduced themselves through their first livestream with Shannie as one of the members.[1] On May 28, it was announced that CrazAngel would be making their debut on June 11, 2025.[2] However, on June 9, Forbest Entertainment announced that CrazAngel's debut on June 11 would be postponed due to unavoidable circumstances and it was an inevitable decision for the members' condition.[3] The group eventually debuted on July 10 with the digital single "I'm Just Me".[4]
