Steering clear of commenting directly on the popularity of the pairing of her boyfriend Ranbir Kapoor and his ex-flame Deepika Padukone, actress Katrina Kaif says everybody is free to work with each other. Gossip mills were abuzz that the 32-year-old Phantom star was getting insecure of Ranbir-Deepika?s chemistry in their upcoming film Tamasha. The pair, who dated for a year, were first seen together on screen in Bachna Ae Haseeno (2008), followed by the 2014 blockbuster Yeh Jawaani Hai Deewani, which marked their first release post split.