Riz has come to see Dr Ranj wearing his cycle helmet because he is worried about falling down. Dr Ranj discovers that Riz has fallen down before. Dr Ranj tells Riz he's going to do a test called an electroencephalogram, or EEG for short. It will test whether the electricity in Riz's brain is working properly.

Jobi is pretending to be a superspy but is having problems hearing things and thinks he might need a new ear. Dr Ranj reassures him by doing a simple hearing test.

Petal has come to see Dr Ranj because her feet hurt, particularly when she dances. Dr Ranj tells her that she has flat feet, but by putting special insoles in her shoes they should stop hurting and she can enjoy dancing again.