“[Carrie’s] voice brings a new meaning to our cause and will help people all over the globe”
The pair had previously performed 'Sweet Child O' Mine' and 'Paradise City' in April last year
"It’s one of my all-time favourite songs"
The country-pop superstar joined Axl Rose and co. to sing ‘Sweet Child O’ Mine’ and ‘Paradise City’
Underwood, a longtime GNR fan, previously revealed she really wanted to sing with the frontman
The reality show winner joined the band onstage in Toronto last night
American Idol winner inducted into legendary radio show
They join Beyonce and Foo Fighters on list of performers
'American Idol' singer takes home coveted prize