'American Idol' Christian Guardino leaves Katy Perry and fans in tears(01)

'American Idol' Christian Guardino leaves Katy Perry and fans in tears(01)


Image gallery: American Idol Christian Guardino Make Katy Perry Cry With Imagine Cover

Watch Christian Guardino's Emotional 'Imagine' Cover on American Idol 'American Idol' Christian Guardino leaves Katy Perry and fans in tears Most EMOTIONAL Performances That Made Katy Perry CRY on American Idol 'American Idol' pick top 20 Katy Perry brought to tears by contestant Katy Perry Was Brought To Tears By 'Imagine' Cover On 'American Idol