"Tell Me" is a song performed by South Korean girl group, Wonder Girls from their debut album, The Wonder Years (2007). It was released as the third and lead single on September 13, 2007 from the album. The song was written and produced by Park Jin-young and it samples Stacey Q's "Two of Hearts." "Tell Me (Rap version)", featuring Yubin's rap verse, was added as a B-side on their second maxi single, So Hot. Yubin is credited as the writer of the version. "Tell Me" was a strong hit from the group, topping various online and offline charts. It went to number one on various charts and received number one position on KBS's music chart show Music Bank, staying at that position for seven consecutive weeks and received a triple crown at SBS Inkigayo. The song is notable for its choreography, whic