After a fun-filled night co-hosting the 2015 CMA Awards in Nashville, Carrie Underwood wasn't ready to stop partying!<br />After another quick outfit change, the 32-year-old country star appeared to have a blast riding a mechanical bull, as seen in a video posted on her Instagram page on Wednesday night following the ceremony.<br />"Yee haw!"<br />wrote Underwood, who rode barefoot, sporting a black chiffon top over matching shorts and a pink cowboy hat and wielding a pistol over her head.<br />Underwood and fellow country star Brad Paisley, 43, had co-hosted the CMA Awards for the eighth time.<br />Underwood was nominated in two categories but did not win.
