Shania Twain was on hand to push these singers to ... and a declaration from Bryan that she "may be the winner of 'American Idol.'" She heeded Bryan's advice, ditched the guitar and the piano ...

Season 22 of American Idol is hurtling towards its conclusion ... who all received mentoring by Shania Twain, who had appeared as a guest judge (2009) and mentor (2010) in previous seasons ...

Watch Carrie Underwood perform her first No. 1 single during the season finale of ;American Idol' in this clip from 2005.