"I Wanna Be the Only One" is a song by British R&B girl group Eternal. It was the third single released from their album Before the Rain. In May 1997, the group joined forces with US singer BeBe Winans. The single topped the UK Singles Chart. The girl group had previously scored #1 hits in Japan with "Stay", "Power Of A Woman", "Who Are You" and "Finally". It had also marked the second time Winans collaborated with the group, following 1994's "Crazy" (from their multi-platinum debut Always & Forever.) which he wrote and produced.