Vidya Balan went through 60 tests for her debut film
Vidhu Vinod Chopra wanted to cast Aishwarya Rai in his film Parineeta. But then director Pradeep Sarkar suggested Vidya who was then doing only some Ad films.
Vidhu and Sarkar made Vidya go through around 60 tests in different get-ups and make-ups before deciding to cast her. Thus she made her debut in 2005 and she won the Best Debut (Female) Filmfare Award. The rest, as they say, is history.
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