Lady Gaga (New York, USA, March 28, 1986) is the stage name Angelina Joanne Germanotta Stefani, a singer, songwriter and keyboardist U.S.. At its beginning in Interscope Records worked as a songwriter for artists like Akon. During this period, began to introduce local artist in New York. After acceptance by Akon from the talented voice of Gaga, the latter proposed that she join his label Kon Live Distribution, which Gaga started to prepare their debut album.

Stefani began working with a group called Haus Of Gaga in 2008 and launched in August 2008 their debut album "The Fame", in which she explained that deals with "how anyone can feel famous." The album reached the peak position in countries like Britain and Canada and at the same time they brought him critical acclaim. The album spawned several international number ones like "Just Dance" song nominated for best dance recording music in the 51st Grammy Awards, "Poker Face" winner of Best Dance Recording at the 52nd Annual Grammy Awards, and LoveGame Paparazzi. After supporting collaborations with New Kids on the Block and Pussycat Dolls, Gaga began his own tour, which titled The Fame Ball Tour. His first official show promo for The Fame, was in the contest of election and coronation of Miss Universe 2008 featuring the song "Just dance."

Gaga has been influenced by fashion and has been appreciated for his sense of provocative style and its influence on other celebrities. Musically, it has inspired glam rockers like David Bowie or Queen and pop singers like Michael Jackson and Madonna.

In November 2009, he released his second studio album, called The Fame Monster, which features the hit single Bad Romance single that was number one in over nineteen countries like Britain and Canada, and the other famous single Telephone call, with the collaboration of Beyoncé. The album topped the main album in the UK, Germany, Ireland, among others. On March 15, 2010, Gaga became the only artist in the history of Pop Songs list with six singles in a row at No. 1, equaling Mariah Carey who also scored six number ones between 1993 and 2005.

To date, has sold 10 million albums, and five million treinca hit singles such as "Just Dance", "Poker Face", "LoveGame", "Paparazzi", "Bad Romance" and Telephone