Crabby is a very grumpy crab, so Plankton tries to find a game that will cheer Crabby up, but Crabby does not want to play Simon says or hide-and-seek---will a game of tag be more to Crabby's taste?.
Sophie does not enjoy energetic, assertive Wendell's weekend visit until the very end, when she learns to assert herself and finds out Wendell can be fun to play with after all.
Continually thwarted in their efforts to escape bedtime and continue playing, a young elephant and three kittens finally find a "perfect late night bedtime-free hideout.".