Ilayaraja, Rehman..
When Rehman gets hold of a haunting tune - like the beauty in Kannathil Muthamittal - he is elated..

He shouts "Yes, I got it!!"

When Ilayaraja gets hold of a great one - say "Poongadhave - thaal thiravaai" - he is elated..

He says "Now.. that is my habit.."