Josh Groban, who's appearing on Little Big Town's Christmas at the Opry on NBC, has lent his majestic voice to a number of holiday classics over the years. His 2007 album is a perennial yuletide ...

Josh Groban, talking about his new album, says, "Unexpectedly I wrote some of the songs ... Revealing not everything goes to plan when performing big arias, Josh says, "Your diaphragm does all sorts ...