Before “Taylor Swift Night” on 'American Idol', revisit the former winner who covered her hit song "All Too Well."

The top 7 celebrate Taylor Swift’s chart-topping hits and defining eras as America votes live to reveal the Top 5 in a new episode of “American Idol” airing on Monday, April 27.

Fan reaction ranged from compliments to confusion over the singer and American Idol judge’s dramatic new style, a reminder that even subtle changes from a beloved star can spark major conversation—esp...