Preity Zinta has not charged a single penny from the Khan's for the brief appearance she makes in Sohail Khan Productions Main Aur Mrs. Khanna.

A source said, "Preity and Salman have been good friends. The two have done some of the most remarkable films together. Chori Chori Chupke Chupke was hit. Jaaneman was a hit too."

Preity feels that Salman is man with a heart of gold.

"Salman has stood by Preity whenever she needed him. So this time when they approached Preity to do a brief appearance in Main Aur Mrs. Khanna, Preity said yes instantly. Preity let money matters take a back seat and said that she was just happy being a part of that film, " said the source.