Amitabh Bachchan's warm birthday wishes for Saira Banu

New Delhi: The megastar of Bollywood, on the 71st birthday of veteran actress Saira Banu wishes her happiness forever.

Big B took to micro-blogging platform Twitter and wished his on screen leading lady in films like 'Zameer' and 'Hera Pheri'.

He posted: “Saira Banu-ji many happy returns of the day, happiness always... my leading lady in many films,” he tweeted along with a collage of photographs from the past.

He posted a beautiful collage alongwith.

T 1972 - Saira ji - Saira Banu ji many happy returns of the day, happiness always .. my leading lady in many films !! pic.twitter.com/PimYfjjJL9 — Amitabh Bachchan (@SrBachchan) August 23, 2015