"Les" from the Funky Winkerbean three-frame comic strip of years ago. It was nationally syndicated. Les looked nerdy, glasses, and was always portrayed as the oddball. He'd get sand kicked in his face on the beach by the handsome muscle guys.
There was one where he's at the beach, talking about being tired of getting sand kicked in his face, and that finally, he had a solution for it. He says: "I brought a gun!"