From being a snob in Student Of The Year, a girl falling for her kidnapper in Highway to playing a Bihari immigrant in Udta Punjab, Alia Bhatt is surprising audiences and critics alike with her versatility one film after another. The actress calls herself a ?director?s actor?, adding that with the right guidance, ?sky is the limit? for her. ?I think each character is different for me, but I am a director?s actor. So if I get the right vision and right guidance from my director, I think sky is the limit for me,? Alia told a news portal over phone from Mumbai.