Why this Kolaveri getting viral

Check out the kolaveri song sung by Dhanush

Kolaveri song is from the new movie of Dhanush named 3. 3 is directed by Aishwarya Dhanush,the wife of Dhanush.3 is said to be a romantic thriller and will be releasing soon.Amala paul was planend initially as the heroine for 3 ,but later on Shruti Haasan grabbed the role.

This song Kolaveri is written and sung by Dhanush,within 2 days of release,kolaveri got viral among the media and all social networking sites like facebook and all.Check out is super song.