MUMBAI: Megastar Amitabh Bachchan and Vidya Balan bagged the best actor and actress award for their performances in Paa while 3 Idiots scooped six trophies including best film at the 55th Filmfare awards.

The year 2009's biggest blockbuster 3 Idiots won best director award for Rajkumar Hirani, who also picked up the best story trophy with Abhijat Joshi at the ceremony held here late last night.

Hirani also won best screenplay award with Vidhu Vinod Chopra for the Aamir Khan starrer. The duo also bagged the Best Dialogue Award for the film.

Bachchan and his family skipped awards function to protest against a news report about Aishwarya Rai's health in a tabloid owned by the same publication as Filmfare last week.

The Bachchans have sent a legal notice to the paper asking for retraction and apology. In Big B's absence, Vidya collected Bachchan's best actor award.

Veteran actor Shashi Kapoor and noted music composer Khayyam were honoured with the Lifetime Achievement Award.

Boman Irani and Kalki Koechlin won the Best Supporting Actor and Actress for 3 Idiots and Dev D respectively.

Among the popular category, Oscar-winning music composer, A R Rahman, won the best music award for Delhi-6, making it the 25th black lady on his award-shelf.

'Aaj Din Chaddya...' from Love Aaj Kal fetched Irshad Kamil the Best Lyrics award.