The special screening of 'Guest Iin London' was held today. The lead cast of the film and few other celebrities attended the screening. Karthik Aryan of 'Pyaar Ka Punchnama' fame and Kriti Kharbanda were seen in the lead roles in this comedy entertainer. Paresh Rawal and Tanvi Azmi play significant roles in the film and Ajay Devgn appears in a cameo. The story deals with socio-cultural differences in a comic manner.