"What'cha Gonna Do" is a song by British R&B girl group Eternal.

It was the only single released from the group as a duo (consisting of sisters Easther & Vernie Bennett).

"What'cha Gonna Do" was released as a CD single on 18 October 1999.

Easther and Vernie are seen in numerous outfits throughout the song and they also take part in a dance routine.

At the end of the video, the girls fly up to camera and sing the last line of the song, "Ain't nowhere to run, when he's looking for you..."