Are Ranbir Kapoor and Katrina Kaif dating each other?

Mumbai: Despite their constant denials on having a clandestine relationship, Ranbir Kapoor and Katrina Kaif recently met each other in London.Buzz has it that Katrina, who took a break from shooting Zoya Akhtar’s ‘Zindagi Na Milegi Dobara’ in Spain, took time to be with her family in London. However, Ranbir Kapoor, who was shooting for Imtiaz Ali’s ‘Rockstar’ in Delhi, also landed up in London