The Other side of the rainbow - S1.E28

Randy sees Tau reading a book which interests him, but Tau refuses to show it to Randy. Curious little Randy ask Mom and Dad to take him to the bookstores and gets himself the same book. The story is about a little boy who goes beyond the rainbow to meet his friends. Coincidentally, Randy and ChaCha notice a rainbow, and so they decide to make this small trip to go beyond the rainbow to see if they can make any new friends.