According to the 11th Doctor Who (I haven't gotten this far along in my Doctor Who viewing yet), bow ties are cool! (Okay, you've convinced me).
And in case you're still not sure, here's a sexy Frenchman teaching you how to tie a bow tie (love the wink at the end).
How to Tie a Bow Tie from Keith Paugh on Vimeo.
via Nag on the Lake