4. Alia Bhatt- Raabta
According to Koimoi, Alia Bhatt was supposed to star opposite Sushant Singh Rajput in ‘Raabta’. But, she had to opt-out as she already gave her dates to Karan Johar’s ‘Shuddhi’, which later got stalled.
5. Aishwarya Rai Bachchan- Chalte Chalte
Yes, Aishwarya had to walk out of SRK starrer ‘Chalte Chalte’ midway. It is said that Salman Khan reportedly came on sets and created a scene with his then-girlfriend Aishwarya, which led to Aishwarya’s exit.