Taarak Mehta Ka Ooltah Chashmah is a Hindi sitcom based on the weekly column "Duniya Ne Undha Chasma" by Taarak Mehta in Chitralekha magazine. It is produced by Asit Kumarr Modi. It premiered on 28 July 2008 and airs on Sony SAB. The series is one of the longest-running Indian sitcoms by episode count.