Mouni Roy shoots a Holi special song with Varun Sharma, Sunny Singh

Original Naagin, Mouni Roy, has shot a Holi special song with actors Varun Sharma and Sunny Singh. The song is being choreographed by Remo D'souza. On the other hand, Mouni Roy may appear in Naagin 4. It is a well-known fact that old 'naagins' have been making an entry in the fourth installment of the show. Now, it is being said that Mouni Roy may make a surprise entry as well.