What was Karisma Kapoor doing at estranged hubby's house?

Actress Karisma Kapoor might be sharing a strained relationship with her husband Sanjay Kapur, but that doesn't stop her from being friendly with her in-laws (Sanjay's family).

According to a leading daily, Karisma Kapoor went to Delhi to attend her sister-in-law's (Sanjay Kapoor's sister) birthday party. A source informed the daily that Karisma share a great bond with Sanjay's sister Mandira. Hence, she attended Mandira's dinner birthday party in Delhi.

The rumours are rife that Sanjay wants a divorce from Karisma since the former is having an alleged affair with Priya Sachdev. Before marrying Karisma, Sanjay Kapur was earlier married to fashion designer Nandita Mahtani, while Priya Sachdev is the ex-wife of famous New York based hotelier Vikram Chatwal.