Crocodile and Dentist

Mr crocodile once had a toothache Oh ! because he had eaten lots of chocolates and cakes He was in distress He wanted a dentist Express At last a dentist was found his skin was White and face was round So, Dr. William, he was called Who was tall and almost bald Mr crocodile cried my molar has an ache Does my tooth need to break Soon dentist took a look and shouted loudly what a pity You have a cavity You have been eating sweets in fact Now your teeth need to be extracted Just open your mouth large wide And close your eyes tight Would you look up at tube light Aaaaah !that alright Doctor extracted teeth and Bent low Mr crocodile shouted oh nooo! Now crocodile would not eat sweets longer Can you guess why ?? Because his teeth were not at all stronger.