Doonesbury by Garry Trudeau for October 12, 1971
B.D.: Alright boys, I want some good blocking on this touchdown I play... Zonker: Cap'n America, sir?! B.D.: What is it now, Zonker? Zonker: Well, cap'n, I was just thinking that if you're about to make a big play you should adjust your helmet. You see, a real superstar tilts more forward. It shades his eyes and makes him a mysterious dude...here, let me help, cap'n! Play ball!