Fact 1: Lady Gaga was born on March 28th, 1986 and she is now 23.

Fact 2: Her real birth name is Stefani Joanne Angelina Germanotta.

Fact 3: Her hair is naturally brown.

Fact 4: Lady Gaga is bisexual.

Fact 5: Her debut album is 'The Fame'.

Fact 6: Her debut single is 'Just Dance'.

Fact 7: She sings the popular song 'Starstruck' (baby bump that track).

Fact 8: She is quite daft.

Fact 9: She sang her debut single with Colby o' donis

Fact 10: She appeared on Jonathan Ross's show and sang horribly live.

Fact 11: Her stage name comes from Queen's song "Radio GaGa”

Fact 12: She has brown hair naturally

Fact 13: She’s Italian American

Fact 14: She attended Convent of the Sacred Heart School

Fact 15: She taught herself piano by ear by age four

Fact 16: Lady GaGa's father is the owner of a Wi-Fi company in New York City