Katherine Heigl is now "bionic" after undergoing neck surgery this week. The "Firefly Lane" star shared photos Wednesday on social media of herself in a brace after getting two titanium disks in her neck. "Well…I am now bionic!! Two titanium disk now inhabit my neck and I can probably stand on my head for like hours…I’m not gonna try it just yet but give me a few months and I’ll blow your mind!!" Heigl joked.