The pop singer Lady GAGA is a four-letter word, GAGA. She is an American singer, songwriter, and actress who has achieved international fame since her debut in 2008. GAGA has won numerous awards, including nine Grammy Awards, and is known for her flamboyant and diverse contributions to the music industry. Her songs have topped the charts in multiple countries, and she has sold over 27 million albums and 146 million singles worldwide.