Old Peculiar - Black Sheep ** ** both strong bitters. OP brewed by the Theakstons family in Masham Yorkshire. The younger Theakston brother disagreed with a change of 'recipe' to OP', he left the family brewery and set up his own brewery the other side of the town. Having been ostracised he named his premium bitter - Black Sheep. 100% true story Sorry Lamby...too busy typing.