Sajid Khan had the whole team of 'Humshakals' in London for a long schedule of the film. While working together, Saif Ali Khan and Ritesh Deshmukh formed a strong rapport. The duo also found a common link of interest - art. According to sources, Saif and Ritesh would complete the shoot and in the evening go for a shopping spree of paintings in London. Both the actors are very passionate about paintings and art and would discuss the same on the sets of 'Humshakals' too. The duo was seen enjoying each others' company off the sets.