Don't let its position at No. 10 mislead you. Report is funny, sometimes unexpectedly moving — the interview with Stephen Sondheim was a magnificent example of deep knowledge and ­affection — and more influential than ever (which will only become more apparent as the ­presidential race heats up). Stephen Colbert continues to make TV's most sustained piece of ­performance art as satire, activism (never under­estimate the influence of the Colbert Super PAC), and pure silliness.