James Thomas "Jimmy" Fallon (born September 19, 1974) is an American television host, comedian, actor, singer, writer, and producer. He currently hosts The Tonight Show Starring Jimmy Fallon, a late-night talk show that airs on NBC. Prior to The Tonight Show, Fallon was known as a cast member on Saturday Night Live from 1998 to 2004, and the host of Late Night with Jimmy Fallon from 2009 to 2014. More: en.wikipedia.org.