Lady Gaga, born Stefani Joanne Angelina Germanotta, is an American singer, songwriter, and actress known for her flamboyant and diverse contributions to the music industry. Her musical style spans a range of genres, including pop, dance, electronic, and rock, often incorporating theatrical elements. Gaga has had significant influence on contemporary pop culture due to her unconventional and provocative work, which includes chart-topping hits like "Poker Face," "Bad Romance," and "Born This Way." Her distinctive sound, combined with her unique fashion sense, has solidified her place as a prominent figure in the music industry.