David Davidson, right, as Broadway star George M. Cohan, winds up a song-and-dance number by presenting his family, from left, Karen Best as Nellie Cohan, David Lloyd as Jerry Cohan and Nancy Moffitt as Josie Cohan during the 1970 Butler Senior High School Masquers presentation of the musical, “George M!” The show opened Feb. 3 at the high school. It was the first presentation of the musical in the country by an amateur group.