Eddie Montgomery of Montgomery Gentry has been diagnosed with prostate cancer and will undergo surgery in December, he confirmed Thursday (Nov. 18). "I will be back in January ready to rock for all the fans," he said in a written statement. "Please keep my family and [me] in your prayers." Montgomery Gentry are in Canada for shows Thursday in Orillia, Ontario, and Friday (Nov. 19) in Windsor, Ontario. They return to Nashville for Charlie Daniels' annual Christmas 4 Kids concert at the Ryman Auditorium on Monday before completing their 2010 concert schedule with a Dec. 4 show in Charlotte, N.C. They're scheduled to resume touring in February.