Hollywood superstar Zendaya, along with co-stars Mike Faist and Josh O'Connor, took their dedication to their craft to a whole new level as they prepared for their roles as elite tennis players in "Challengers." With the help of renowned tennis coach Brad Gilbert, the trio spent months training like professional athletes, honing their skills and transforming their bodies. This intense preparation paid off as they delivered stunning performances in the steamy sports drama directed by Luca Guadagnino.