Ajay Devgn walked out of Rakesh Roshan’s “Karan Arjun,” originally cast with Shah Rukh Khan. Ajay wanted Arjun’s role which SRK was playing, and SRK wanted the role that Ajay was playing but Roshan was adamant on his decison. Aamir and Salman were later considered, but Aamir had date issues. SRK eventually returned to the film, which became a major hit. Entertainment News, Celebrity News, Latest Movie News, Breaking News | Entertainment – Times of India 

 – Source Times of India