Christina Aguilera during a concert from her Back to Basics Tour
Michael - <a rel="nofollow" class="external text" href="https://www.flickr.com/people/35668939@N00">moesi</a> from Flickr.
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/35668939@N00/378874351/">Christina Aguilera Back Basic Tour</a>