Little sister Chrissy wants to copy everything Cory does — and it's getting annoying! But sometimes copying someone is the best way to learn.

It's an afternoon full of surprises when Cory and Chrissy pitch in to help a stressed-out Mama make Papa a special anniversary dinner.

Cory's training so hard to win the upcoming Go! Go! Dance Party contest that he takes all the fun out of it for Freddie, his frustrated dance partner.

Cory gets a flat tire while practicing bumper ball with his friends — and the big game's just hours away! Can Dr. Wiperglass get him patched up to play?

To escape a clingy Chrissy, Cory asks his parents for his own room. But when he finally gets one, something doesn't feel quite right.

Special clues are everywhere when Mama and Papa take Cory and Chrissy on a treasure hunt to remember their grandfather on his birthday.

A boiling-hot day in Bumperton Hills has everyone feeling overheated. Cue the sweet song of an ice cream truck ... if Cory and his friends can find it.