Lady Ga Ga

Stefani Joanne Angelina Germanotta  (born March 28, 1986), best known by her stage name Lady Gaga, is an American singer-songwriter and musician. The latter part of the name is variably spelled either GaGa or Gaga, both on her websites and by her record label. She has been influenced by glam rockers such as David Bowie and Queen as well as '80s pop singers such as Madonna and Michael Jackson.