Aishwarya Bachchan seems to be getting into the habit of bumping into her ex-beaus. Just days after she came face to face with Salman Khan, it was Vivek Oberoi's turn this time. Aishwarya and Vivek sat inches apart at the Mumbai Police Film Star Nite 'Umang `09.' Aishwarya was spotted sitting close to Vivek Oberoi. However, they did not interact with each other kept to themselves throughout the event.Aishwarya was sitting with the father-in-law Amitabh Bachchan during the event while Vivek Oberoi was sitting on the same row, just a few feet away in the company of designer Manish Malhotra. They never glanced at each other and maintained a proper distance. Recently she bumped into his ex-flame Salman Khan at the Mehboob Studio where the hunk was shooting for his latest film Veer. Aishwarya had gone there to shoot for her upcoming movie Guzaarish.