Following recent reports that Mick Jagger and David Bowie had a gay affair, a biographer is now claiming that Jagger slept with 4,000 women. In a book titled "Mick: The Wild and Mad Genius of Jagger", biographer Christopher Andersen told Extra, "Mick Jagger has slept with 4,000 women over the course of his life, and in retrospect, I think that might be kind of a low figure."