As of 4 pm, election trends from Tamil Nadu suggest that the Tamilaga Vettri Kazhagam (TVK), led by actor-turned-politician Vijay , is in pole position to emerge as the single largest party in the state, followed by the incumbent Dravida Munnetra Kazhagam (DMK) and the opposition All India Anna Dravida Munnetra Kazhagam (AIADMK). Of the state’s 234 seats, TVK is leading/winning in 109 seats, while DMK and AIADMK are leading/winning in 56 and 47 seats respectively. The Vijay-led TVK’s stunning electoral debut has revived memories of the 2011 Assembly election, when the DMK was again the incumbent and an electoral upstart, the Vijayakanth -led Desiya Murpokku Dravida Kazhagam (DMDK), rose to become the second largest party in the Assembly. So, how did DMDK spectacularly rise in 2011, and what happened to it in the elections thereafter? And are there any lessons for TVK, the newest kid on the block? We explain.…