Did Ranbir and Katrina give a house warming party?

If we trust the reports coming out from a section of media then the sweet couple Ranbir Kapoor and Katrina Kaif gave a house warming party to friends on the Sunday night. Close friends of the couple came to see their plush pad. The interiors of the pad, say sources, has been done very tastefully. Kabir Khan with wife Mini Mathur, Ranbir's sister Karisma Kapoor, Ayan Mukherji were in the party. The couple decided to live together as the speculation on their relationship grew day by day.