Love Story: Sai Pallavi seems smitten with costar Naga Chaitanya; calls him a 'sweetheart' – is Samantha Ruth Prabhu listening?

Given the sizzling chemistry between Sai Pallavi and Naga Chaitanya in the Love Story trailer, their fans and Tollywood movie buffs in general are eager to know more about how they nailed their scenes together as also about how they managed to burn the dance floor, especially since the latter is not known as much for his flexible feet as the former