Carrie Underwood‘s cover of Heart’s “Alone” on American Idol is now one of the most memorable performances from her winning run on the show back in 2005. But at the time she sang it, Underwood admits she was nervous.

It has been two decades since Carrie Underwood first appeared on the American Idol stage. However, this time, she has returned on the other side, as a judge instead of a contestant. In recent episodes,

As American Idol season 23 narrowed down to its Top 14, judge Carrie Underwood looked back on her own journey as a Top 12 contestant.