Tuff-E-Nuff (truck)
Tuff-E-Nuff is a monster truck that races on the USHRA circuit. Brian Christensen is the son of Dragon Slayer's Kreg Christensen, and also drives a truck called D'Sturbed. Tuff-E-Nuff was also a monster truck in the late 80's and early 90's owned by mud racer Pablo Cruz and driven by Pablo Cruz and Joey Pittman.