Listen to Frightfulness Interval Bang (From "Sumathi Valavu") online. Frightfulness Interval Bang (From "Sumathi Valavu") is a Malayalam language song and is sung by Ranjin Raj. Frightfulness Interval Bang (From "Sumathi Valavu"), from the album Sumathi Valavu - OST, was released in the year 2025. The duration of the song is 0:37. Download Malayalam songs online from JioSaavn.