![Siddharth Malhotra](http://im.rediff.com/movies/2015/apr/02siddharth.jpg?w=670&h=900)
The 30-year-old actor debuted on the site with a selfie taken on a cruise, left.
Sidharth is currently holidaying with his family.
'Opening
selfie...no longer a Instagram Virgin,' he captioned the picture.
The Student of The Year star will be next seen alongside Akshay Kumar in Brothers.