Tekashi 6ix9ine's Former Booking Agency Calls BS on His Claims of $3.6 Million Deal

Tekashi69 is full of s**t if he thinks he was cheated out of a $3.6 million deal by his former booking agency ... so says a rep for the agency. Tekashi went on an all out assault on MTA Booking during an interview on "The Breakfast Club" Friday. He…