Lady Gaga is an artist.
Interscope Records is an American record label . Stefani Joanne Angelina Germanotta ( [ ˈstɛfəniː_dʒɜrməˈnɒtə ] ; born March 28 , 1986 ) , known professionally as Lady Gaga , is an American singer , songwriter , and actress . After leaving a rock band , participating in a performance art circuit , and being dropped from a contract with Def Jam Recordings , Gaga worked as a songwriter for Sony/ATV Music Publishing . Gaga rose to prominence with the release of her successful debut album The Fame ( 2008 ) and its international chart-topping singles `` Just Dance '' and `` Poker Face '' . With global album and single sales of 27 million and 146 million respectively , as of January 2016 , she is one of the best-selling musicians of all time .