Kellie Pickler had another taste of 'American Idol' when she was invited to sing her single 'Best Days of Your Life'.
Kellie Pickler re-appeared on "American Idol" stage during the result show that airs Wednesday, April 8. The alumna of the competition's fifth season was tapped as the guest performer of the night, singing "Best Days of Your Life".
In her "Idol" performance, Pickler invited roars from the crowd when she sang close to judge Simon Cowell. Before her there were also performances by Flo Rida with "Right Round" and also Frankie Avalon with "Venus". Jennifer Hudson and Miley Cyrus meanwhile, will take turn appearing on the result show next week through pre-taped performances.
In the album "Kellie Pickler", "Best Days of Your Life" is also credited to Taylor Swift. A music video for the single had been premiered in late March, featuring also a cameo by Swift.