Newcomers Ibrahim Ali Khan and Khushi Kapoor recently found themselves at the receiving end of trolls over their performance in the film `Nadaaniyan`, which is backed by Karan Johar`s Dharma Productions. Neither the film nor the acting of the lead actors went down well with the audience and critics. During the trailer launch of the Punjabi film Akaal in Mumbai, Karan broke his silence on the backlash received by the star kids.