Peanuts by Charles Schulz for February 14, 1984
Transcript:
Charlie Brown looks in an empty mailbox. He thinks, "Rats!"<BR><BR> Charlie Brown sticks his hand in the mailbox and thinks, "Not getting any valentines is sad."<BR><BR> Charlie Brown sticks his head in the mailbox and thinks, "There's only one thing worse . ."<BR><BR> Charlie Brown thinks, "Getting your head caught in the mailbox!"<BR><BR>
And then Snoopy started calling him “that mailbox-shaped-headed kid”.