On Twitter, Mr Kapoor shared a picture of the trio are seen posing in a restaurant:
This afternoon at the Le Petit Maison. Thank you Ranbir for coming early pic.twitter.com/mqDnXjuTTa— rishi kapoor (@chintskap) September 3, 2015
Neetu Singh shared the same picture on her Instagram account and captioned it: "Rans joins in for his Dad s birthday celebrations!!! Bless him."
On the work front, Ranbir, whose last two films - Roy and Bombay Velvet - tanked at the box office, will be soon seen in Imtiaz Ali's Tamasha co-starring Deepika Padukone. (Also Read: Deepika, Ranbir and a Social Media Tamasha)
He also has Karan Johar's Ae Dil Hai Mushkil and his co-production film with Anurag Basu, Jagga Jasoos co-starring girlfriend Katrina Kaif, in the offing.