Ruby Duby Hub Dub (2004)

Deepak Malhotra (Parmeet Sethi) is a widower living in Pune with his three children, Chinky, Vishu, and Gochu. He learns of his elder brother's and sister-in-deaths law's in a car accident and relocates to Mumbai to care for his brother's children, Kittu and Pinky. He also takes over Zara Hatke, his brother's ad agency and film production company. Kittu and Pinky dislike having their uncle and cousins live with them and are constantly plotting ways to get rid of them. Deepak's children even reciprocate by playing tricks on their cousins. They eventually reach an agreement. The plot revolves around the children and their daily lives, which occasionally lead to comedic situations.