Listen to 7 Kewwwwwl / LWEK (demo) online. 7 Kewwwwwl / LWEK (demo) is an Instrumental language song and is sung by Postbox and grza3. 7 Kewwwwwl / LWEK (demo), from the album KEWL, was released in the year 2025. The duration of the song is 1:01. Download Instrumental songs online from JioSaavn.