I have no idea where this came from. Hooray for the boredom caused by school assemblies.
"It looks like 'Rog'."
Roy glanced up from the papers he was signing."I beg your pardon?"
"The way that part of the 'y' loops. It makes it look like 'Rog'," Ed said.
He blinked, looked at his signature, and blinked again. "I've never noticed."
Fullmetal shrugged and changed the subject.
It wasn't until two weeks later that he had to toast Havoc for making 'Colonel Frog' jokes.