American Idol S05 E40 Top 2 perform live

"Dream big."

On tonight’s exciting performance show, the last of the season, Taylor Hicks & Katharine McPhee will battle it out live at the famed Kodak Theatre in Hollywood. One will be the next American Idol and one will go home.This Week's Theme is: Songs from previous episodes & Kat & Taylor's debut singles.Performing Tonight is: Taylor Hicks Katharine McPhee