First, Johnny Carson is back on TV ... Johnny and Ed [McMahon] could spend eight minutes talking about how sharks and certain species of birds must remain in perpetual motion.

"A bird in the hand ... is dead or alive, depending on one's will," and "What goes up ... will stay up if it has an escape velocity of 11.3 kilometres per second." The byline was Johnny Carson.

Today is the day to celebrate TV Talk Show hosts. TV Talk Show Host Day is held on October 23, which is Johnny Carson's birthday. Carson, who hosted "The Tonight Show" from 1962 to 1992 ...