I've scoured Etsy for bags & tshirts with them: http://www.etsy.com/search_results.php?search_type=handmade&search_query=unicorn&order=date_desc&ship_to=
And Amazon (Megu Purse in Black Multi Unicorn by Yak Pak)

I've made a necklace:
I have a clear desire to adorn myself with them....they make me giggle.
-b-
(hmmm....that was tough to photograph, any hints on jewelry photos?)