he is also recognized as a producer, featuring on his own mixtapes several "green remixes," including, most notably, a remix of the nas and tupac shakur collaboration, "thugz mansion." he also produced d-block's "2 guns up", an acclaimed street single, which originated as a freestyle rap on his hot 97 radio show, "in the lab" (the most memorable of which has also appeared as a mixtape, "the best of in the lab"). "in the lab" is formatted as a one-hour (with commercials) mix show, in which dj green lantern blends a cappella and instrumental tracks from various artists, as well as breaking new and underground music (such as the ghostface killah and el-producto collaboration "hideyaface").