(fallen london stamps by 
oh yeah, EGGBUGBUD not only gives you 10% off your order forever, I will also continue doing my best to scribble an eggbug on your order invoice that you get! (I am NOT an artist, and my eggbugs are not as good as @doodlemancy's, all the more reason to keep ordering from her)
I don't send order invoices for gifts (defined by me as anything shipping to a different name and address than the billing address) so I won't draw one in that situation unless you ask me to in the customer notes section and checkout.