Big B, an all time favourite of Bollywood fans has always been known for not only being extremely professional but also for being overly humble. Recently, the veteran actor went out of his way to help a friend he has worked with in the past. Ajit Sinha and Amitabh Bachchan share a rapport not many know of Ajit Sinha, who has in the past worked as an associate director in movies like Khiladi and Baazigar is making his directorial debut with Wah Taj, a movie dedicated towards a lot of unresolved social issues.