Jennifer Hudson never imagined that ‘American Idol’ would change her life in such a dramatic way. The 43-year-old singer was a finalist on the third season of the reality TV series back in 2004, and Jennifer admits that her life hasn’t been the same since then. The ‘Spotlight hitmaker – who has already won Emmy, Grammy, Oscar, and Tony awards – told PEOPLE: “Sometimes, you just don’t know what time you’re in until you look back at it. I would’ve never known, or how could I have ever known, that 20 years ago, making that choice to do ‘American Idol’ would start such a huge change in my life. “[…