Stefani Joanne Angelina Germanotta Aka Lady Gaga was born March 28, 1986 is a pop artist known for her edgy style and catchy music but is also gained a certain amount of notoriety on they internet over rumours of being a man.

http://ladygagaisaman.com/ is dedicated to this rumour with countless pictures trying to prove that she is a man.

(0.04 seconds, guy wearing Guy Fawkes mask[v for vendetta]) a sure sign of Anonymous ;).