By Kevin Jackson—-  Mad Cobra— OLD-SCHOOL deejay Mad Cobra’s gold-selling single, Flex, has been sampled by American girl group Fifth Harmony on their latest single All in My Head (Flex). The song, second from the quintet’s sophomore album 7/27 (Syco/ Epic Records), is due for release tomorrow. Clifton ‘Specialist’ Dillon, who co-produced Flex with Sly Dunbar, said he gave the group the nod. “I gave the clearance for the sample to be used and all the necessary paperwork was … Read entire article »