(4 of 8) Celebrity InspirationsFabulous, fierce, and fearless, these ladies lend their well-known faces to the battle against breast cancer. Their inspirational stories of courage and survival remind us to never stop fighting for a cure. Sheryl Crow Crow has reason to smile at this the Tower Cancer Research Foundation Gala on May 20, 2007. Diagnosed in 2006, the strong-willed songstress credits her recovery to early detection. The brand-new mom has put her fame to good use: Crow lobbied Congress this year to increase breast cancer research funding.