MTV U.K. reports that Halliwell has decided to give the 500,000 pounds (approximately $804,000) she received as an advance for the book to the charity Breast Cancer Care, a London-based organization that provides information and services for those affected by breast cancer and their families.

Halliwell, who recently topped the U.K. charts with "Mi Chico Latino," the second single from her solo debut, "Schizophonic," will also donate all future royalties to Breast Cancer Care and estimates the total contribution to be an even million pounds ($1,608,000).

The red-headed singer chose the charity because of the breast cancer scare she went through seven years ago, when Halliwell discovered a benign lump in one of her breasts.

Halliwell's autobiography, "If Only," is due out in America on