Allen Sheep Is A Fanon Character Of Peppa Pig. Allen Sheep See The Yellow Sheep And A Light Green Shirt, Too! Retrieved from "http://peppafanon.wikia.com/wiki/Allen_Sheep?oldid=33169" Ad blocker interference detected! Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected. Categories: Fanon Fanon Characters Sheep Sheeps Wtf is this!?