"I still got to tell myself I'm a rapper," he says ... He helped his cousin, 5ive, for example, write his hit song "Me and My Brother," which received nearly 90 million views.

On Thursday (Jan. 19), Natia “Lil Mama” Kirkland posted a few photos on her Instagram account showing her and the “My Block” rapper wearing ... I Love You @5ive_mics.