Complex sentence: In 2011, he won the National Film Award for Best Actor for the movie "Aadukalam" and in the same year, he received international attention for his song "Why this Kolaveri Di".
Split into simpler sentences: In 2011, he won the National Film Award for Best Actor for the movie "Aadukalam". The same year, he received international attention for his song "Why this Kolaveri Di".