A.R Rahman rocks in OK Kanmani. Proof that his music for the film is quickly reaching hit status comes from mash-ups like this one. The utterly hummable, dance-able Mental Manadhil features several song-and-dance clips from recent films with everyone from Vijay to Suriya, Karthi, Vishal, STR, Vikram and even Santhanam grooving to the song.
