"Ae Dil Hai Mushkil" will see Ranbir Kapoor and Aishwarya Rai Bachchan teaming up together for the first time. It will also feature Ranbir's "Bombay Velvet" co-star Anushka Sharma.
"My next directorial film #Aedilhaimushkil starring Ranbir, Anushka and Aishwariya will release Diwali 2016... @AeDilHaiMushkil @foxstarhindi," Johar posted on Twitter.
The filmmaker, who last directed college drama "Student of the Year" in 2012, has also begun the recee for the upcoming movie.
Aishwarya, who was on a break since her last release Sanjay Leela Bhansali's "Guzaarish" (2010), is making a comeback in Sanjay Gupta's "Jazbaa".
However, "Shuddhi" is directed by Karan Malhotra and stars "Humpty Sharma Ki Dulhania" co-stars Varun Dhawan and Alia Bhatt.
Besides "Ae Dil Hai Mushkil" and "Shuddhi", Johar's hands are full with "Brothers", "Kapoor And Sons" and "Ram Lakhan" remake.