Kolkata, Nov 7 (UNI) Birthday celebrations of Trinamool Congress national general secretary and Diamond Harbour MP Abhishek Banerjee turned violent in the early hours of Saturday after supporters of the Trinamool Congress and the BJP clashed outside his Kalighat residence, leaving several workers from both sides injured. The incident occurred around 2 am when some people allegedly BJP supporters arrived outside Banerjee's residence and began raising slogans of "chor chor". They allegedly vandalised and tore down photographs, cut-outs and banners put up by Trinamool supporters to mark the MP's birthday. When Trinamool workers tried to resist, an altercation broke out…