By Harry Davies Big Brother and MMA star Antonio Carlos Junior impressively choked out Simon Biyong in his cage return. Junior was fighting for the first time since suffering a horror knee injury that derailed his chances of becoming a two-time PFL world champion and winning $2million. The Brazilian’s injury turned out to be a blessing in disguise when he received an offer to take part in Brazil’s version of Big Brother, making him a celebrity in his home country. Biyong started the fight well by attacking the legs of Junior, who quickly tried to take Biyong to the ground but the Cameroonian d…