Adding fuel to dating rumours that are already rife all over the tinsel town and social media platforms, Bollywood actor Aditi Rao Hydari called actor Siddharth her `manicorn` as she wished him on his birthday. 

On Monday, Aditi took to her Instagram handle and posted a cutesy video with the `Rang De Basanti` star and penned an adorable birthday wish for her `magical` birthday boy.