Yesterday afternoon David Letterman shook up the late-night landscape once more with the announcement of his 2015 retirement from 'The Late Show with David Letterman,' however inevitable the exit might have been. The internet has been awash with gossip and replacement debates since, but has 'The Colbert Report' host Stephen Colbert emerged as CBS' clear frontrunner to take the 'Late Show' throne f
You have 6,000 channels (or about that) but have you seen everything? No worries, we've tracked down the five best clips that will either have you ROFL or wiping away the tears.