New Delhi, Sept. 28 -- Riddhima Kapoor Sahni marked her brother Ranbir Kapoor's special day with a heartfelt Instagram tribute, sharing a family portrait and an emotional message celebrating their bond.

The Instagram Story features Ranbir seated at the centre, with Riddhima and her husband, Bharat Sahni, beside him.

Alongside the photograph, Riddhima shared the lyrics of the song 'Ek Hazaro e', expressing her affection for her brother: "Tu mera chand hai, tu hi raina hai, ek hazaron mein mera bhai hai, saari umar, humein sang rehna hai..."

She also added a simple birthday message, "Happiest birthday, Rans Love you."

Riddhima and Ranbir are the children of actor Neetu Kapoor and late actor Rishi Kapoor. The siblings have spoken about t...