Genre: Hip Hop/Rap
The 7A3 was a hip hop group based out of Los Angeles, California, which released one album in 1988 called Coolin' in Cali. It was composed of brothers Brett and Sean Bouldin, and DJ Muggs, who later achieved greater fame with Cypress Hill. All originally hailed from New York; Brooklyn and Queens, respectively.
The group's sole album and two of its singles performed moderately well on the US charts.
The group's song "Mad, Mad World" was released on the Colors soundtrack.
Source: http://en.wikipedia.org/wiki/7a3