'The Big Bang Theory' which is TV's longest-running sitcom has finished shooting for the 279th and finale episode of the 12th season on Tuesday.The closing episode which is set to air on May 16 is disintegrated in two parts. The first half was also screened on Tuesday while the latter 22 minutes got a live performance on soundstage 25 at Warner Bros. Studios in Burbank, California, reported Entertainment Weekly.Kaley Cuoco, who plays Penny in the show, joined the audience as they clapped. Galecki in some scenes with Cuoco seemed to be hiding his tears."This is a dream come true for all of us," Galecki said with a heavy heart."You've been the best fans for 12 years. You are a part of a family, and we love you very much," Galecki added.He added as he called on Cuaco to join him, "The Big Bang Theory will live on in our hearts forever. It's so sweet and simple, and it's so true."Kaley shared a monochrome group picture with the team as they wrapped up the shoot for the series."Final group
