Keeping fit and trim is an essential part and parcel of any model's job - almost as important as breathing! - so Kris Wallace and Sven Laarson are not exactly unique in their desire to break into a sweat both inside the gym and out. What may differentiate them from some of the other guys in the modelling world however, is the fact that they're clearly not adverse to undertaking all kinds of unorthodox types of exercise to maintain their physique - including (in this instance) sucking on each other's dicks and engaging in hardcore cardiovascular fornication!
