The dance show's Grandmaster Mithun Chakraborty and host Jay Bhanushali were also present at the press meet.
Shruti Merchant, who hails from a family of choreographers, started her career as an assistant to Vaibhavi Merchant. She has choreographed for films such as the "Dhoom" franchise, "Rab Ne Bana Di Jodi", "Aaja Nachle", "Kal Ho Naa Ho" and "Devdas" among others.
Feroz Khan started his career as an assistant to Saroj Khan and worked in songs such as "Maa Ka Ladla from" Dostana" and "Move Your Body" from "Johnny Gaddar".
Mudassar Khan has choreographed most of the songs in Salman Khan's films including "Bodyguard", "Dabangg 2" and "Ready".
All three will replace the original judges - Geeta Kapur, Remo D'souza and Terence Lewis - who have left the show citing other commitments. While Remo and Terence have moved out of the show sometime ago, Geeta will be leaving after the finale of "Dance in Dance 3."
Confirming the news, Geeta tweeted, "All DID lovers dis finale is my last appearance.will get busy wit other work. Unless something interesting pops up...but thanks 4 all da luv".
"Dance India Dance 4" will go on air by the end of October.
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