If you're going to the music launch of a hot new film then it might be a smart idea to get a stylist! So when Ajay Devgan and Kajol launched the music of their upcoming film 'U, Me Aur Hum' in Mumbai yesterday it made us wonder what's up with little sis Tanishaa?

What do you think of Tanishaa's look here? Does the Christina Aguilera like red lipstick suit her? And what about those sunglasses? Do you dress like that to your sister's first home production?! Tell us that you think…