The cadets attempt to train four young kids as 'Junior Junior Cadets' - but their first lesson is a disaster!

The cadets are planning an epic surprise pool party for Phillipa's birthday but when things get out of hand, they forget the golden pool rule: keep the gate shut.

The cadets build the Grand Crabby Hotel to protect rock pool sea creatures from the seagulls, but soon learn that despite being tough they shouldn't be moved.