The Born This Way era began on January 1st, 2011, the day Lady Gaga announced the release date of the new album. During this era, Gaga had prostetics, short bangs, then starting in May, Gaga had half blond, half black hair like Cruella de Vil. Gaga is also seen wearing leather and black metallic clothing.
Media events + candids
These pictures were taken before/during/after an event where Gaga performed in 2011 or 2012. Technically, they are not "photoshoots".