Director Karan Johar has begun shooting his upcoming film, ‘Ae Dil Hai Mushkil’ in London along with his ‘Bombay Velvet’ co-stars Anushka Sharma and Ranbir Kapoor in London. 'Ae Dil Hai Mushkil' team was pleasantly surprised when they had some special visitors on the sets – the ‘Housefull 3’ actors – Abhishek Bachchan, Boman Irani and Riteish Deshmukh, who dropped in to wish the team on their new venture. Karan Johar, who is directing 'Ae Dil Hai Mushkil', shared a picture of his lead actor Ranbir Kapoor and the cast of ‘Housefull 3’, thanking them for their visit. Thank you to the #Housefull3 boys!!! Thank you for coming to wish us today!!! @juniorbachchan @Riteishd @bomanirani pic.twitter.com/xBNMEAjYZ4 — Karan Johar (@karanjohar) September 9, 2015 Anushka Sharma had also shared a picture on Twitter the previous day, informing fans about the start of the project. Sooo today we start filming #AeDilHaiMushkil in london.Butterflies attacking.Excitement rolling.Send me your love & wish me luck guys!! 😘😁🙌 — Anushka Sharma (@AnushkaSharma) September 9, 2015 You can never meet with the demands of the heart..our journey begins today.#AeDilHaiMushkil pic.twitter.com/kKR9N9Zfe0 — Karan Johar (@karanjohar) September 9, 2015 This is the second time that Ranbir and Anushka are working together. Though their last release, ‘Bombay Velvet’ tanked at the box office, the duo is known to share a great camaraderie. Anushka posted a picture of her ‘hardworking’ hero, Ranbir Kapoor on Twitter as well. Please see our hardworking hero #AeKaamHaiMushkil 😜 pic.twitter.com/qUsWNQA1Vp — Anushka Sharma (@AnushkaSharma) September 9, 2015 Also starring Aishwarya Rai Bachchan, ‘Ae Dil Hae Mushkil’ is slated for a 2016 Diwali release. Reports are that Aishwarya will join the team after the release of Jazbaa. She will be shooting for the movie in Europe.