The birthday of Jaya Bachchan on Monday is being celebrated at her residence in Mumbai, which was a beehive of activity as preparations were being made for celebrations.The 59th birthday of Bollywood superstar Amitabh Bachchan 's wife also comes ahead of the wedding of Abhishek Bachchan and Aishwarya Rai scheduled for April 20.The Bachchan residence 'Jalsa' in suburban Juhu was decorated with flowers, and caterers and decorators vans stood outside as a flurry of activity was evident inside.

Both her children, Abhishek and Shweta, have planned a party for the actor-MP, it is believed and the affair will be attended by close family members and friends. The main focus, however, is on the impending Abhishek-Aishwarya wedding at the other Bachchan residence 'Prateeksha'.Both families have been tight-lipped about the wedding celebrations, refusing to confirm either the date or the venue.