Lebanese singer Wael Jassar and his wife Mirai spoke about their new song "Kul Wadi" and its message in an interview on the Arab Wood program. Jassar said that the song's subject reflects what has happened in their lives, and he hopes the message will reach people and teach them about the love between them. The couple also revealed that Mirai appears for the first time as the leading lady in the music video for the song, which was released for Valentine's Day. The lyrics were written by Rafik Najib, and the music was composed by Ahmad Zaeem, with distribution and mixing by Wisam Abdel Monem.