Carrie Underwood was the Season 4 winner of American Idol back in 2005. Shortly after her major career kick starter, she moved up through the music ranks with two major singles, "Jesus Take The Wheel" and "Before He Cheats" both released on her Debut Album "Some Hearts" (2005). Eventually she won three Grammys for that exact album. Since then she has been constantly releasing new music and is now considered one of the most successful country singers of this century. She is now currently married to professional NHL Hockey player Mike Fisher with whom she has 2 sons.
Adam Lambert was the Season 8 winner of American Idol. He was definitely able to top his success on the show selling over 3 million albums and 5 million singles worldwide! One of his most famous singles was "Whataya Want From Me" for which he also received a Grammy nomination for Best Male Pop Vocal Performance. His third album The Original High debuted at number 3 on the U.S. Billboard Top 200 and produced his second smash hit "Ghost Town". Lambert was eventually able to collaborate with the rock band Queen and even went on a successful world tour with the group from 2014 until 2018.