Nancy Campbell Cartwright (born October 25, 1957) is an American film and television actress, comedian and voice artist. She is best known for her long-running role as Bart Simpson on The Simpsons. She is also the aunt of pop star Sabrina Carpenter.
After an unexplained incident causes multiple realities to collide with eachother, heroes from all across the multiverse will slowly find one another and create the greatest team of heroes in history.
