Both would work as tag team partners for their uncle.
His nephews Steve and Scott Crabtree also had wrestling careers - Steve wrestled in the 1980s and 1990s, billed as 'Greg Valentine' (named after the American wrestler of the same name) while Scott wrestled as Scott Valentine. Shirley Crabtree's brother Brian was a wrestling referee and later MC, while his other brother Max was a booker for - and later proprietor of - Joint Promotions. Known for wearing his various Big Daddy leotards, Crabtree's original one was emblazoned with just a large 'D' and was fashioned by his wife Eunice from their chintz sofa. Shirley Crabtree, Jr, better known as Big Daddy (14 November 1930 – 2 December 1997) was a British professional wrestler famous for his record-breaking 64 inch chest.