Laughter can increase one’s ability to be creative. (Dossey, Larry, MD. Healing Beyond the Body. Boston: Shambhala Publications, Inc., 2001, p 143)
Studies: after viewing funny movies people were able to consider problems in new creative ways, and tended to find solutions with more innovation and ingenuity. (Ornstein, Robert, PhD, and David Sobel, MD. Health Pleasures. NY: Addison-Wesley, 1989, pp 218-220)
Refer to Laughter and the Brain for additional information.