Scotty McCreery took his “survey says” talents to Celebrity Family Feud on Aug. 5 in an effort to raise $25,000 for St. Jude Children’s Research Hospital. Scotty and his family—wife Gabi Dugal, father-in-law Merrick Dugal III, father Mike McCreery and grandmother Paquita McCreery—were pitted against the family of SNL alumni Chris Kattan. After winning the…