Home » Blog » Purple Monster Standing Purple Monster Standing by Mac McRae on August 9, 2015 in Monster Purple Monster StandingI designed and painted this happy friendly monster for a cool Ad Agency in Minnesota. Garrison Keillor told me to insert a Lutheran joke here. Happy purple monster standing. Tagged as: Happy Monster, Purple Monster Cartoon About the author: I am an illustrator who specializes in creating whimsical monsters and playful critters with a quirky style. Follow me on Twitter here.