Okay, so we can officially put the blonde jokes to rest. According to <a href="http://www.telegraph.co.uk/lifestyle/7552146/Blondes-paid-more-than-other-women.html" target="_blank">this story</a> in the Telegraph, being blonde pays off BIG TIME:
<p style="padding-left: 30px;"><em>"A study in the journal Economics Letters reported that having blonde  hair<strong> boosts pay by £1,600 a year</strong> for a woman earning £22,000 a year – the  average    salary in Britain."</em></p>
And as if THAT weren't enough: