"No. 2 Pencil" is one of six promotional clips released to Nickelodeon's platform TurboNick, before the television series' premiere. This clip also aired in 2008 on Nicktoons Network.
Charlotte is drawing a picture of a pencil and states "Pencils are the best!" Charlotte starts sings the song "No. 2 Pencil", previously heard in the web episode "Mrs. Minty". After Charlotte finishes the song, Marvin states that it's his pencil, and Charlotte teehees.