Nicole Eggert revealed she underwent surgery amid her breast cancer battle. "Had a mastectomy with reconstruction on Thursday. How was ur weekend? #breastcancer #breastcancerawarness #feelyourselfup," Eggert, 53, wrote alongside a selfie shared via Instagram on Thursday, August 28. In the photo, Eggert wore a black bra and white underwear as she stood in front of a mirror holding her phone. Her former Baywatch costars supported her in the comments section of the post after the procedure. "Damn, Nicole. You are fierce ," Erika Eleniak wrote.