Caroline Kennedy is not the only politician to suffer from, you know, a verbal tic. Yes, she may have used the phrase some 144 times in a New York Times interview. But she can reassure herself that she's in pretty good company. Here are some other multiple offenders.

1) Barack Obama

The President-elect is widely regarded as one of today's great rhetoricians. But that doesn't prevent him from falling back on the odd 'uh' when the talking gets tough. And by odd, we mean some 30 times in this David Letterman clip. The nickname Obam-uh wasn't far behind.

2) John McCain

McCain may have lost the presidential race but he certainly didn't lose the repetition war. His obsession with the phrase 'My friends' won him ridicule in the campaign and this splendid article in Slate. Sadly for McCain, he just didn't have enough of them at the end of the day.

3) Tony Blair

Yes, he dropped his t's. And he used almost as many 'you knows' as Kennedy. But the tic that really defined Blair's speech? That would be 'Look,...' As in 'Look, you know you've heard it many, many times.'

4) Bill C