Can you explain more about the expression “Holy shmow”?
Great question! The expression "holy shmow" here is an unusual exclamation phrase, and it is common for this particular cartoon to make up new expressions. However, it appears that the made up expression "holy shmow" is a combination of the more common expressions "holy shit", "holy moly", and "holy cow". Each of these expressions indicate surprise, but the first is a swear word, and the last two are alternatives to this swear word.