New Delhi, Feb 05 (ANI): Trinamool Congress (TMC) leader Srinjoy Bose, who has been granted conditional bail in the Saradha chit-fund scam, on Thursday resigned from his party and also gave up the Rajya Sabha membership. He tweeted saying, "With immediate effect, I have resigned from my membership of the Rajya Sabha. I have also decided to resign from the primary membership of the Trinamool Congress (TMC)." "During my days in custody, I finally realized that politics isn't my cup of tea. I am thankful to Didi (Mamata Banerjee) that she had thought me capable enough to make me an MP," he added. The TMC MP was arrested by the Central Bureau of Investigation (CBI) for his alleged links in the Saradha scam in November last year. Meanwhile, BJP leader Siddharth Nath Singh said that this is the beginning of fall of TMC emperor in West Bengal.