The returns are in and the Prince of Smiles (“Punnagai Mannan”) has reason to laugh louder and longer than all the other contestants in the R. K. Nagar by-election caused by the death of former chief minister J. Jayalalithaa. T. T. V. Dinakaran’s resounding victory is a hammer blow at the AIADMK, perhaps the final nail in its coffin. Now all that remains is for the zombie to be interred. In normal circumstances one victory or defeat makes little difference and would soon be shrugged o