1. When she revealed her TRUE outfit.
2. When she nailed the Womanizer choreography.
3. When she KILLED the original Slave choreography.
4. When she busted out a backflip like she was 16 again.
5. When she gave the crowd this look, we knew she was back.
This post was created by a member of BuzzFeed Community, where anyone can post awesome lists and creations. Learn more or post your buzz!