Drama serial “Rabbu Bhai-er Bou” will air tonight at 9:30pm on Channel 9. The comedy drama, directed by Imraul Rafat runs from Saturday to Monday every week. Jainal Jack who plays a comedy character, has come in spotlight though this serial. Partho Barua, Aparna, Toya, Tawsif Mahbub, Safa Kabir and others are in the central cast.