Willie Nelson Hospitalized for Breathing Problems

Willie Nelson | Photo Credits: Rick Diamond/Getty Images

Country musician Willie Nelson was hospitalized on Saturday for breathing problems, NBC News reports.

Nelson, 79, was scheduled to appear at an animal shelter fundraiser in Denver, Colo. but canceled when he woke up with breathing problems due to high altitude and emphysema. He was taken to a nearby hospital.

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Nelson is scheduled to perform at the House of Blues in Dallas on Tuesday.