Guest iin London is an Indian Hindi comedy film, written and directed by Ashwni Dhir. It stars Kartik Aaryan, Paresh Rawal, Kriti Kharbanda and Tanvi Azmi. Produced by Panorama Studios & Co Produced by Nishant Pitti. It is the sequel to 2010 Ajay Devgn starrar film Atithi Tum Kab Jaoge?. &nbsp