Put on your cowboy boots and hat, saddle up, and get ready to lasso up a good time at the American Cancer Society’s 19th Annual Cattleman’s Ball 6 p.m., Saturday, May 3rd at Old Cowtown Museum.  The 19th Annual American Cancer Society Cattleman’s Ball and Auction is An evening of food, fun, western-style entertainment to raise money for the American Cancer Society. The evening is full of activities including casino games, a silent live auction with more than 300 items (including trips, furniture, jewelry, art) and much more.