Rumour mills started rolling fast and furious after pictures of the two appeared online on Thursday which showed them in New York City having some chat while smoking.
Ranbir and Mahira are not the first duo to have made news in the context of love across the border.
Here we share a list of 7 other celebs from India and Pakistan that had their jiggy moments on either side.
There were reports that former pacer was in a relationship with actress Sonali Bendre and that he had said that if Sonali refused his proposal, he would kidnap her.
It was not long ago that Sushmita Sen and Wasim Akram were said to be planning to get married until Shaniera Thompson entered the scene.
3. Somy Ali and Salman Khan
4. Veena Malik and Ashmit Patel
5. Zeenat Aman and Imran Khan
The flamboyant Pakistani cricketer and Bollywood siren were said to be in a serious relationship. However, Zeenat went on to marry actor Mazhar Khan while Imran married Jemima.
6. Reena Roy and Mohsin Khan
Reena Roy fell in love with Pakistani cricketer Mohsin Khan and the two got married however the two could not keep together for long and got divorced.
7. Sania Mirza and Shoaib Malik
Sania Mirza met Shoaib Malik for the first time at a restaurant in Australia. Sparks flew and the two decided to get married in 2010.