The 50-year-old actor says it was "refreshing and lovely" to see the three actors.
"Was so refreshing and lovely to see these three tonight. Wish the best for Kapoor and sons and may u always be happy," the 'Chennai Express' star tweeted.
On the work front, the 'Dilwale' star is prepping for the release of his film 'Fan', which revolves around a young boy from Delhi named Gaurav who embarks on a journey to the city of dreams, Mumbai, in order to wish his favourite actor Aryan Khanna on his birthday.
Directed by Maneesh Sharma and produced by Aditya Chopra, 'Fan' also features Shriya Pilgaonkar among others. The film is slated for an April 15 release.