Lady Gaga has become one of the biggest stars in music since she burst on to the world stage in 2008. Her surprising outfits and amazing songs have helped to make the singer popular with fans-who Gaga calls her "little monsters"-around the globe. Discover the story behind Lady Gaga's fame, including how she got her name and found success in the music business. Learn about the life story of one of music's most interesting and exciting stars.