Anupam Kher took to Instagram to share a video of his niece, Tanvi, singing 'Teri Dastaan' from the film 'Hichki' for him and other family members at a gathering. Along with the video, Anupam wrote that she's autistic. "My [sister's] daughter #Tanvi (Autistic) has...most beautiful smile in the world! She...sings with abundant joy...Enjoy the song and bless her," he wrote.