School/Appearances

Season 2

 * The Backup Genius (debut)
 * Back to School
 * Landlord In Love (flashback)

Season 3

 * The Substitute Teacher
 * The Dance Contest (mentioned)
 * The Sixth Friend

Season 4

 * The Secret Life of Ms. Vanthrax
 * Basketball Hero
 * Escape: Impossible! (video)

Season 5

 * Ginger and the Girl
 * Dude Ranch Showdown (mentioned)
 * Angela's New Look
 * Genius Test