Amitabh Bachchan and Jaya Bachchan's daughter Shweta Bachchan is celebrating her 46th birthday today. Shweta is an inherent part of the glamour world, she is often seen attending various events and parties with her family. As the socialite turned a year older today many of Bachchan's fans have sent their warm birthday wishes. Thanking all the fans Big B took Twitter to share a heartwarming note.