Preliminary note: I do not think that Britney Spears is sexy at all (I would even say she is really ugly and fat IMHO), but seeing celebrity pussy is always peculiar:
http://www.bellezzegossip.com/?cat=2
http://www.bellezzegossip.com/?p=1152
http://www.bellezzegossip.com/?p=585
http://spettacoli.blogosfere.it/2007/06/brtiney-spears-nuovo-giorno-nuovo-upskirt-e-non-dite-che-non-lo-fa-apposta.html
http://www.amaporn.com/contact/?p=234
http://celebpixx.blogspot.com/2006/11/britney-spears-upskirt-no-panties.html