Taarak Mehta Ka Ooltah Chashma lost a gem when Kavi Kumar Azad aka Dr Hathi breathed his last on July 9. He suffered a cardiac arrest while he was at a hospital in Mira Road. Kavi’s character Dr Hathi is one of the iconic characters of the show that never fails to tickle the funny bones.The source further revealed that actor Nirmal Soni, who played the role of Dr Hathi earlier might come back to play it again. Kavi replaced Nirmal in 2009.