Amitabh Bachchan and Rishi Kapoor in a still from '102 Not Out' teaser.

The makers unveiled the teaser of one of the most-awaited films- '102 Not Out', featuring Rishi Kapoor as a 75-year-old-son of a 102-year-old father, essayed by Amitabh Bachchan on Thursday. The veterans are such a delight to watch onscreen. Their chemistry is as palpable as it was 27 years ago when they worked in films like 'Naseeb', 'Amar Akbar Anthony', 'Coolie' and 'Kabhi Kabhie'.