Jessie J shares joyous holiday snaps two months after undergoing mastectomy Two months after undergoing a mastectomy as part of her treatment for breast cancer, singer Jessie J has shared joyous photographs of her family holiday in Majorca. 26 August 2025 Jessie J has shared joyous photographs of her holiday in Majorca two months after undergoing a mastectomy as part of her treatment for breast cancer.