Hey, I never noticed that. I also didn't realize at first that the mailbox was the same one from Super Mario World (how did I miss that?). So... I guess the pencil would be from... uh...
COUNTDOWN TO DS: CHECK YOUR CALENDAR, LAZY!
On November 21st, Nintendo will unleash the greatest handheld system on America that this world has ever seen. Two screens, two extra buttons, one touch-sensitive screen, wireless multiplayer, voice recognition, a rechargeable battery, and more. Prepare to severely wet yourself.