Since 2004 15 clown doctors, inspired by the U.S. Doctor 'Patch' Adams, visit different hospitals throughout Slovenia 2-3 times a week, using laughter to help aid the recovery of young and elderly patients suffering from serious illness or injury.
Editor's note: Reuters made these pictures available to NBC News on Nov. 20.
Previously on PhotoBlog:
- Bienvenidos! Mexico City welcomes clowns for an international convention
- Camp aims to lift clown frowns during slow economy
- Clowning around with nuns