1 / 8The dating headlines of Athiya Shetty and KL Rahul have been in the news for a long time. But on Athiya's birthday, KL Rahul made their relationship Instagram official by sharing an adorable post.2 / 8The couples were looking adorable in their candids' pictures KL Rahul expressed his love and revealed they are dating each other.3 / 8On the post, Rahul wrote 'Happy Birthday my (red Heart emoji) @athiyashetty'.4 / 8After the post, the blessings of fans and other colleagues were bombarded. Until this the couples kept their relationship private they often shared pictures but never make it official.5 / 8 Celebs like Anushka Sharma, Sania Mirza, Rohit Sharma's wife Ritika Sajdeh, Hardik Pandya dropped heart emoticons. Singer Vishal Mishra wrote, 'Happy birthday @athiyashetty, followed with a red heart emoji.'6 / 8Athiya is with KL Rahul in Dubai for the T-20 world cup showing her support for her partner.7 / 88 / 8Punjab Kings cricketer Mandeep Singh also calls her 'bhabhi ji'