Youtube always works fine. I have a Macbook Pro and this popped up:

Bad Request

Your browser sent a request that this server could not understand.
Size of a request header field exceeds server limit.
Cookie: VISITOR_INFO1_LIVE=hpCvqX3-gtE; ebNewBandWidth_.www.youtube.com=5096%3A123 and about a page more of other numbers and letters. What do I do?
You have to dumb it down a bit for their server.
I got an error a while ago that said a team of highly trained monkeys had been dispatched to fix the problem
Quote by xander307
that wasnt scary daryldom, it turned me on

Proud Canadian Eh?
what browser are you using? if its safari, empty the cache. that should work. if not, reset safari.