He started wearing a mustache, beret, smock and cravat, because that's what artists do.
Beety peered over Martin's shoulder. "That doesn't look like a flower to me" said Beety.
"Be quiet, Beety. You have no right to talk about our art because you haven't even made any yourself! If you're such a great artist, prove it!" they rallied.
After school he got busy and worked on a self-portrait. He toiled late into the night, because art is not easy.
"What do you think?" he asked.
"Very nice work!" said everyone.
Everyone except Martin, that is.
"It doesn't look like you" he said.
Now Beety truly was an artist!