Maybe the first diss track put on record, “The Bridge Is Over” documents the controversy over the birthplace of rap, with KRS and his Boogie Down Productions repping the Bronx and taking aim at Marley Marl, the Juice Crew and MC Shan from Queens. Referring to the Queensbridge Projects that would later spawn Nas, Mobb Deep and many more hip-hop all stars, it was the first strike in a war that would last for years.