Listen to Om Mangalam Omkar Mangalam online. Om Mangalam Omkar Mangalam is a Gujarati language song and is sung by Hemant Chauhan. Om Mangalam Omkar Mangalam, from the album Om Mangalam Omkar Mangalam, was released in the year 2010. The duration of the song is 13:01. Download Gujarati songs online from JioSaavn.