Jimmy Fallon, whose birth name is James Thomas Fallon, is an American comedian, actor, television host, and writer. He was born on September 19, 1974, in Brooklyn, New York. Fallon became famous as a cast member on the popular Sketch Comedy Show Saturday Night Live from 1998 to 2004. After his success on SNL, he embarked on a successful career as a television host, becoming the host of NBC’s The Tonight Show in 2014. Fallon is known for his optimistic and energetic comedic style, often incorporating music and celebrity games into his shows. He has also appeared in various films and is a best-selling author.