Kajol was in New York recently for a UN event to appeal to policymakers to discuss the importance of washing hands with soap and hygiene.

It was a tight schedule and she could not even catch up with sister Tanishaa, who was there, shooting for an action thriller.

During the shoot, Tanishaa developed high fever and needed urgent medical care, but there was no way Kads could rush to her younger sister's side. Work comes first.