GUTHRIE, Okla. – Oklahoma and the Lazy E Arena will make western sports history in May, when WCRA’s Stampede at The E - “Oklahoma’s Richest Rodeo” combines forces with the renowned Bullnanza.  The blockbuster western sports pairing will bring the Sooner State three days of edge-of-the-seat action from May 14-16 with more than $1.5 million up for grabs.