Adhu Idhu Edhu (English: That This Which) is a Tamil celebrity game show on the regional television channel Vijay TV of Star TV.
It is a very popular and well-received show. It is aired weekly, and there are three guest celebrities who participate. The program involves three levels. Players are provided with a thousand points at the start and may lose points at every level. The one having the maximum number of points at the end of the three rounds eventually wins the game.