Rapper Slim Thug collaborated with an artist from what city?
Z-Ro Joseph Wayne McVey IV (born January 19, 1977), better known by his stage names Z-Ro and The Mo City Don, is an American rapper from Houston, Texas. He was named one of America's most underrated rappers by "The New York Times".
Viper (rapper) Lee Carter, professionally known by his stage name Viper, is an American rapper, producer and entrepreneur from Houston, Texas. Viper has been producing music since childhood, but received widespread attention online for his 2008 mixtape "You'll Cowards Don't Even Smoke Crack". The prolific nature of Viper's work and his commitment to self-production have gained him a cult following as an outsider artist, with comparisons drawn to fellow rapper Lil B and Wesley Willis.