Preity Zinta will be missing from the panel of dance reality show, 'Nach Baliye 7' this weekend. The actress' grandmother is reportedly undergoing surgery and Preity has to lay her helping hand to her for sometime.

Preity will be back on the show next week as source said. Recently the actress was also caught in the ongoing maggi controversy.

Nach Baliye is a dance reality television show which airs on Star Plus where participants have a contest until the winner is announced. Chetan Bhagat is grabbing the attention as the host of the current season.