A Portrait of the Artist as a Young Tibble

Summary
The Tibble Twins set out on a new business venture — selling their preschool art masterpieces to earn plenty of money to buy the coveted Krummy Kritters Kreepy Kastle. As their business takes off, so does their own appreciation for their art.

Major

 * Timmy and Tommy Tibble

Minor

 * Muffy Crosswire (possibly; as an adult only)
 * Buster Baxter (possibly; as an adult only)
 * Francine Frensky (possibly; as an adult only)
 * Mrs. Tibble
 * Emily
 * Thora Read
 * D.W. Read
 * Nigel Ratburn
 * Leah MacGrady
 * Ed Crosswire
 * Binky Barnes

Cameo

 * Ms. Morgan
 * Mrs. MacDonald
 * Emily's mother

Mentioned

 * Marie-Helene

Trivia

 * The episode's title is a parody of James Joyce's novel, A Portrait of the Artist as a Young Man.
 * Arthur is absent from this episode.

Errors

 * In the scene where the Tibbles try to give a painting to Grandma Thora, Tommy's pants are blue, but in the next shot, his pants are purple again.