Sunghoon has cut his hair short and has transformed into a movie actor! Sarang visits the movie set with her dad. The triplets have mastered the tricycle. Now they try riding bicycles. Will they be able to master bicycles as well? Donggook tries making egg soup for 2-year-old Daebak. But it's too hard for Donggook who's just a beginner in cooking. The twins have come to watch a performance! They have important tasks to do here!