Pat Green has canceled a New Year's Eve concert in Waco, Texas, following an emergency appendectomy earlier this week. Green also had to cancel several recording sessions in Nashville because of the ailment. He entered a Dallas-area hospital on Wednesday (Dec. 26). A native of Waco, Green now lives in Fort Worth. His hits include "Wave on Wave" and "Feels Just Like It Should." His most recent album, Cannonball, was released in 2006.