Arthur's Dummy Disaster & Francine and the Feline

Arthur's Dummy Disaster: George becomes more popular with his giraffe ventriloquist dummy, Wally, and starts a short-lived ventriloquism fad at school. He starts acting less rationally as Wally starts falling apart, because before Wally, nobody noticed him.
Francine and the Feline: Francine's family gets a new cat that Francine renames Nemo after her sister named him Rose Petal. Arthur is a dog person and does not like Nemo, thinking he is trying to kill Pal. He dislikes Nemo so much that it may end his friendship with Francine.