#SumedhMudgalkar, #MallikaSingh, #KartikeyMalviya, #ZalakDesai and the cast of #Radhakrishn were spotted celebrating the completion of 600 episodes of one of the popular and most loved serials. The entire cast was seen cutting the cake and celebrating the great achievement. Sumedh, Mallika, Kartkiey and others exclusively interacted with Telly Talk and shared their experience of working together and how they treat each other as a family. They also reveal what they think is the key to success and