Music
WATCH: Kelly Clarkson and Josh Groban Sing Phantom of the Opera's 'All I Ask of You'
WATCH: Kelly Clarkson and Josh Groban Sing Phantom of the Opera's 'All I Ask of You'
![Josh Groban and Kelly Clarkson duet](https://www.advocate.com/media-library/josh-groban-and-kelly-clarkson-duet.jpg?id=32685276&width=1200&height=900)
The segment is part of Groban's upcoming PBS special airing in December.
November 05 2015 11:32 AM EST
November 04 2015 10:07 PM EST