Great Grand Fun) is a 2016 Indian Hindi-language sex comedy horror film[3] directed by Indra Kumar.

It is produced by Sameer Nair, Aman Gill, Ashok Thakeria, Markand Adhikari and Anand Pandit.

It features an ensemble cast of Riteish Deshmukh, Vivek Oberoi, Aftab Shivdasani, Shreyas Talpade, Urvashi Rautela, Shraddha Das, Mishti Chakraborty, Pooja Bose and Sanjay Mishra in the pivotal roles.

They are married to Sapna, Rekha, and Nisha and live an unhappy life with their wives because of their mother-in-law, brother-in-law and sister-in-law respectively.

Amar's mother-in-law wants her late husband to be reborn and on the order of a fraud Baba she has stopped her daughter from having physical relations with Amar, Meet's wife has a twin brother and whenever Meet tries to go near his wife, it turns on his brother-in-law (who is a bodybuilder).

At the age of 20, Ragini died due to snake bite but her soul still resides in the haveli in search of a man who'll do masti with her.

Prem commits to do so to buy them some time and in the meanwhile they hire Babu Rangeela, a male prostitute to have sex with Ragini.

Ragini makes the boys do weird stuff in front of their wives and in-laws who join them at the haveli so they would leave.