What’s Up South Texas!: Avid walker, musician inspires others to get up and move What’s Up South Texas!: Avid walker, musician inspires others to get up and move At night, Casper Rawls is a monster guitarist at night clubs, but during the day, he is an avid walker Tags: Helotes – A Helotes musician and avid walker is hoping his story inspires others to stay active. Richard Rawls, 66, is known as Casper, his stage name. “I have played music since I was a little boy,” Rawls said. “I play at clubs and have been doing that forever. I love it. I am still so in awe with the great players out there. I learn so much about music that I didn’t know.”