The 66-year-old actor took to micro-blogging website Twitter and shared a photograph of Neetu, who turned 57 on Wednesday, blowing the candles on her birthday cake along with her grand daugther, Samara.
"Happy Birthday,Wife, God Bless! With Samara blowing the candle,with family at Wasabi,Taj Mumbai!," Rishi captioned the image.
Neetu and Rishi have shared the screen in films like "Amar Akbar and Anthony", "Doosra Aadmi", "Khel Khel Mein" and "Do Dooni Chaar".
The couple tied the knot in January 1980 and have two children -- Ranbir and Riddhima Kapoor Sahani.
