P. Vijay won the National Film Award for Best Lyrics in India for a song performed by who?
P. Vijay:  He won the National Film Award for Best Lyrics in India for his song "Ovvoru Pookalume" in Cheran's "Autograph". Ovvoru Pookalume: Ovvoru Pookalume ("Every Flower") is a National Awards-winning Tamil song from the soundtrack of the film "Autograph" performed by Indian performer K. S. Chithra and composed by musical director Bharathwaj in the raaga Sindhu Bhairavi.
K. S. Chithra