David feels left out when Sam and Bella go on a trip with their dance class. Initially Kobi suggests playing with the a jigsaw, but there's a piece missing. Then Kobi asks David to help out with his jobs on the estate. David quickly gets bored and then manages to soak Kobi with the hose pipe. Things aren't going well until Kobi invents a tidying up song. David enjoys it so much that, when Sam arrives back at home, he volunteers to help tidy her room. As they happily tidy to Kobi's tidying song, they find the missing jigsaw piece!