A few of my favorites

[Skyhi]

This one has some bad language in it:

[ame=http://www.youtube.com/watch?v=965dWZuSsVo]YouTube - tourette's weatherman blooper[/ame]

The guy was fired shortly after.

This one is just gross:

[ame=http://www.youtube.com/watch?v=5zOevLN3Tic]YouTube - Guy vomiting on live tv news[/ame]

Funny:

[ame=http://www.youtube.com/watch?v=8-QI1aZ3P5M]YouTube - Cat Attacks Reporter[/ame]