VIDEO : Josh Groban & Kelly Clarkson Sing Beautiful Duet of ?All I Ask of You

Kelly Clarkson is Josh Groban's Angel of Music! And ours.
It's the ultimate collaboration and dream duet of many lovers of musicals and love songs: The 32-year-old pop star and Josh Groban have recorded "All I Ask of You" from Phantom of the Opera for his new musical covers album 'Stages,' and their cover will give you chills. The song was posted on Groban's SoundCloud page this week.
Clarkson tweeted at the 34-year-old baritone crooner, "So excited about this new album 4 you! What an amazing collection of songs!! Thanks for asking me"??