Listen to Thalapathy B-Day Mash-Up online. Thalapathy B-Day Mash-Up is a Tamil language song and is sung by Johnrohith R. Thalapathy B-Day Mash-Up, from the album Thalapathy B-Day Mash-Up, was released in the year 2021. The duration of the song is 2:57. Download Tamil songs online from JioSaavn.