Yes, Remanika ad seems to be composed by ARR himself. The director of the AD, Rajiv Menon mostly used and still uses only 2 composers, ARR and R.Anand.
By the way, Ms. Reshma, the noun 'Musical' means a movie or a stage show, where music is the main importance.So, by saying an 'AR RAHMAN MUSICAL' , it would mean a film with A.R. Rahman's music, or a stage show with AR RAHMAN's music.
