"It was basically a mosquito, when it came and when it flew back no one knew. It was a 'shani' over our party which has now gone," Jayakumar told reporters.
Earlier in the day, Dhinakaran launched his party, 'Amma Makkal Munetra Kazhagam', amid much fanfare, in Melur.
In December, the sidelined AIADMK leader won the key RK Nagar Assembly seat, previously held by Tamil Nadu Chief Minister J Jayalaithaa, as an independent candidate, with pressure cooker as his symbol.