It was a night of surprise returns on late-night Monday (February 10), as not only did John Oliver make a surprise appearance ...

The world of late-night television got a visit from one of its most well-known alumni this week. On Feb. 10, David Letterman ...

The Tonight Show debuted in 1954 as Tonight and was hosted by Steve Allen until 1957. Jack Parr took over until 1962, followed by Johnny Carson until his retirement in 1992.