The Post Most: EntertainmentMost-viewed stories,videos, and galleries in the ...

David Letterman isn't sure Jay Leno is really retiring for good.Jay Leno and Jimmy Fallon -- the two men at the heart of the battle over the fate of NBC's Tonight Show -- have banded together in an NBC promotional video making light of the perceived late-night power-shift. our editor“Jay Leno is an entertainment icon, making millions of people laugh every weeknight for more than 20 years,” said NBCUniversal CEO Steve Burke. “His long reign as the highest-rated late-night host is a testament to his workJay Leno and Jimmy Fallon -- the two men at the heart of the battle over the fate of NBC's Tonight Show -- have banded together in an NBC promotional video making light of the perceived late-night power-shift. our editorThe network has confirmed the rumor that's been simmering for weeks that Jimmy Fallon will replace Jay Leno as host of “Tonight” starting in

Read more ...