Tamil hero Udaynidhi Stalin, had been recently hospitalized due to his on screen love interest Nayantara. Both Nayan and Stalin were shooting for their upcoming romantic comedy Nanbenda. As part of the shoot Nayan and Stalin had to roll on together on a slope and Nayan had to slap the villain present there. That’s the scene. But accidentally Nayan had slapped hero Stalin on his eye where Nayan’s nails apparently hurt Stalin’s eyes by mistake.