The 36-year-old actor took to Twitter to share a picture of his battered self and said despite the injury, he had a lot of fun.
"This is what I came back from Thailand with. A broken tooth and a busted eye, courtesy Muay Thai!! Good fun though," Kunal tweeted alongside the picture.
The actor was last seen on the big screen in 'Luv Shuv Tey Chicken Khurana' in 2012. He recently got engaged to girlfriend Naina Bachchan, who is the niece of megastar Amitabh Bachchan.