Current QuickPoll results for 2114 entries:
So do blondes really have more fun?
Yes, blondes have more fun, ... just ask Nitrozac! (at least I think she's a blonde today)
I think redheads have more fun, ... just ask the Geek!
I think brunettes have more fun, ... just ask Dude!
I think greyheads have more fun, ... just ask Tubes, he ROCKS!
It depends on what your definition of "fun" is, ... well, if travelling around the galaxy in a giant abacus is your definition of fun, then I guess they do.
(May not add up to exactly 100% due to rounding, and TTB intuition.)