1998 single by Billie Piper
"Girlfriend" is a song by English singer and actress Billie, released in October 1998 as the second single from her debut album, Honey to the B (1998). It reached number one in the United Kingdom, making her the youngest and first female solo singer to reach the top spot with her first two singles. Outside the UK, "Girlfriend" peaked at number two in New Zealand and reached the top 20 in Ireland. On the American track listing for Honey to the B, the radio mix replaces the original album version. The B-side, "Love Groove", is also included on Honey to the B.