Arthur's Chicken Pox & Sick as a Dog

Arthur's Chicken Pox: Arthur gets chicken pox. D.W. is jealous of the attention and extra freedom he gets while Grandma Thora is taking care of him. In an attempt to regain the lost attention she fakes having chicken pox. In the end, D.W. becomes happy when she catches the Chicken Pox from Arthur and ends up missing a family trip to the circus.
Sick as a Dog: Pal eats things other than dog food, including pancakes, gummy worms, and hot dogs. He gets ill. Arthur thinks D.W. had something to do with it since she always hated Pal. Arthur finds out it is the foods Pal has eaten.