Bollywood star Kartik Aaryan's latest Instagram post is dedicated to his sister Kritika. As it's Kritika's birthday on Tuesday, Kartik shared a video featuring his adorable and memorable moments spent with his younger sister.

Interestingly, Kritika's birthday falls on April 1, which is celebrated worldwide as April Fools' Day. In his caption, Kartik teased Kritika by calling her "fool."