Actor Emraan Hashmi has returned to the sets of his upcoming film titled 'They Call Him OG' after recovering from dengue and said that he is 'back in action.' Emraan, who was diagnosed with dengue on May 28,has resumed shooting in Mumbai. He said: 'I am back in action, and it feels good! I took some time off to recover from dengue, but now I am fully recovered and back on set.'