Another thing: if you happen to run into one of the markets in the wild, try not to make any sudden moves (they're easily spooked).
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Me on twitter: https://twitter.com/somegreybloke
And Facebook: https://www.facebook.com/pages/Some-Grey-Bloke-Official/149007958442792
And an FAQ (including "How do you do the lip sync?"): http://somegreybloke.blogspot.com.es/2011/03/faq-to-sgb.html
Thumbnail painting by Jamie Gibson:
http://thedrawnidentity.blogspot.com
Music by Kevin MacLeod:
http://incompetech.com