Holmes replies, "A lemon tree, Watson.."
Because you can't spell Lemon without emo.
Man replies "Pollen"
And the doctor replies, "Because I'm examining you!"
A lemon tree, my dear Watson."
Sherlock replied, "Alimentary, my dear Watson."
Get off me holmes!
Nothing, she just stood there with a sour puss
said Watson. "It's a lemon tree, my dear Watson."