Presenting the video song "Yaaro Yaaro" from "Happy Raj" starring GV Prakash, Sri Gouri Priya and others. Directed by Maria Raja Elanchezian. A Justin Prabhakaran Musical. Song Credits: Yaaro Yaaro ( Son Version ) Singers : Gv Prakash Kumar, Gangai Amaran Lyrics : Karthik Netha Backing Vocals : Govind Prasad , Sugandh Shekar, Sanjay Manickam, Padmaja Sreenivasan, Aarthi Mn Ashwin, Indu Sanath Orchestral Arrangements : Beven Elankumaran Orchestral Arrangements And Score Preparation : Beven Elankumaran, Sanjay Ra The Strings Performed By The Sunshine Orchestra Violins Vignesh.U Nandini.A Balaji.A Benvar Paganini Vignesh.S Violas Dinesh.A Harish Kumar.K Hirthick Roshan.G Ebinezar Gnanraj.M Cello Balaji.M Vaijayanthi. R Double Bass David.K Addional Rhythms – Barath Dhanasekar Voice Editor - Shree Shankar (Pitch Worxx) Musicians Co-Ordinator: Antony Raj (The Station Inn) Recording Engineer: Vishnu Raj M R (2barq Studio), Biju James ( Mystic Hues Record Inn) Song Mixed And Mastered By Balu Thankachan (20db Black) Session Assisted By Paul Daniel ( 20db Black), Sreenivasa Sharma (20db Black) Song Composed And Arranged By Justin Prabhakaran