Actor Ranveer Singh has said that he had a blast with actor Ranbir Kapoor during their appearance together on the chat show 'Koffee With Karan'. Ranveer is also said to have joked about Katrina Kaif's acting in the episode. Notably, Ranbir dated Deepika Padukone in the past while the actress is rumoured to be in a relationship with Ranveer currently.