Dame Dash has previewed a new diss aimed at Jay-Z and Cam’ron — and he’s got an assist from his artist, Nicky Licky, to deliver some disrespectful “doo-doo” themed bars. Dash posted a video performing the diss titled “Cheap Teeth,” named after insults made by both rappers about his teeth, in a car with Nicky. The latter kicked things off by issuing a sub to Jay, rapping, “I’m sorry this is elder abuse, but somebody needs a spanking, and I’m thinking it’s you.” Several punchlines later, she turned her attention to Cam’ron, rapping, “Who the fuck disrespects their OG/ The motherfucker helped you, and he helped me.” Dash joined in to teasingly sing about his opps’ breath, which he literally describes as “cinnamon doo-doo.” It’s an… interesting listen that’s already received a response from Cam, who wrote on Instagram, “All jokes aside, really have second-hand embarrassment.” Dash’s diss follows Jay-Z clowning him at his Roots Picnic appearance , rapping in an a cappella freestyle that the former’s teeth were…