A flat-chested young lady went to Dr. Smith for advice about breast enlargements. He told her, "Every day when you get out of the shower, rub the top of your nipples and say, 'Scooby dooby dooby, I want bigger boobies.' " She did this every day faithfully. After several months, it worked! She grew great boobs!
One morning she was running late, and in her rush to leave for work, she realized she had forgotten her morning ritual. At this point she loved her boobs and didn't want to lose them, so she got up in the middle of the bus and said, "Scooby dooby dooby, I want bigger boobies."
A guy sitting nearby asked her, "Did you go to Dr. Smith by any chance?" "Why yes, I did. How did you know?" The man stood up, cupped his balls and said, "Hickory dickory dock..."