Deepika Padukone was clueless about Ranveer Singh's cameo in 'Finding Fanny'

'Finding Fanny' lead Deepika Padukone didn't know that her alleged boyfriend Ranveer Singh had a special appearance in the movie which even stars Arjun Kapoor, Dimple Kapadia, Naseeruddin Shah, Pankaj Kapoor! Can you believe it?