"Karan had approached Saif for the role in Ae Dil Hai Mushkil. However, Saif met with an injury during that time and was advised two months rest by his doctors," sources said.
SRK said, "I saw Justin Bieber using it during my visit to London recently and I thought to myself that this was 'perfect' for my broken knee. Now I can rest it and still move around. I have even done a song for Dilwale on an IO HAWK." SRK had injured his knee while shooting for Fan earlier this year
Shah Rukh Khan told NDTV, "I wish I didn't have the injuries that slow me down but at 50, I wouldn't change much else. I can make fun of myself, not the art. I love the films I've done." He added, "Before I became a fan, I became a star. So I've never really been a fan of anyone and so making the film Fan hollowed me out"
Bajirao Mastani, which was to clash with Rohit Shetty's Dilwale, will miss a Christmas release this year