Actors Saif Ali Khan, Deepika Padukone and model-turned-actor Diana Penty along with co-producer Dinesh Vijan came to bluO, Ambience Mall, Gurgaon, on July 11 to promote their latest movie Cocktail. Cocktail is a Bollywood romantic comedy film directed by Homi Adajania under Saif Ali Khan's banner Illuminati Films. The movie, which released today, has Saif playing a lover boy. During the promotional event, the actors interacted with the media, spoke about their roles and posed for the shutterbugs. When reporters asked Deepika and Diana about their experience of working with Saif (as he is a senior actor to both), Diana chuckled, He is a gentleman and a very spontaneous actor. . .. But Deepika reacted with a pinch of humour and said, ye jhooth hai . . . and a wicked smile came on her face. Deepika also elucidated about her part in the film and said, "Its a lot different, and one of the most challenging roles Ive been offered till date. Veronica (her character) is feisty, fiery and confident." Saif remarked, According to me, this is Deepikas best work. . . Diana looks remarkably similar to Deepika in the film. When asked about it, she said, Everybody has been saying I look like her younger sister. Good, isnt it?