The 2012 crime thriller film was the sequel to the 2008 movie, 'Jannat' directed by Kunal Deshmukh.
Calling it a "memorable journey", Emraan tweeted: "How time flies...Four years of 'Jannat 2'. A memorable journey of finding heaven amidst hell. Thank you for the love."
Esha remembered the film's shoot done during winter time in the capital.
"Listen to 'Tu hi mera'...'Jannat2' on delhi roads with the mist in the air...remembering the films shoot done in the winter here..first film," Esha tweeted.
On the work front, Emraan will next be seen essaying former cricketer Mohammad Azharuddin's role in 'Azhar'.
Directed by Tony D'Souza, 'Azhar', which is jointly produced by Balaji Motion Pictures and MSM Motion Pictures, also stars Prachi Desai, Nargis Fakhri and Lara Dutta in pivotal roles and is slated for a worldwide release on May 13, 2016.