Lady Gaga performs during her “Monster of Ball” tour at the O2 arena on May 10, 2010 in Hamburg, Germany.
Click on the thumbnail above to view the full-sized photos.
https://www.youtube.com/watch?v=b3MktmGNbXI
More videos under the cut!
https://www.youtube.com/watch?v=erCufp1hGPg
https://www.youtube.com/watch?v=weV87Sb8V9I