Josh Groban Brings a Christmas Vibe to ‘The Tonight Show’ With ‘World We Knew’: Watch

There’s a Christmas feeling in the air. Christmas trees are going up around the country, Mariah Carey is back on the airwaves, and Josh Groban has a new record out.
The veteran singer and songwriter just released a new album Harmony, supported by a three-part virtual concert series, including his first-ever holiday concert on Dec.19.On Monday night, Groban was the musical guest on The Tonight Show Starring Jimmy Fallon where he performed a new song from it, “The World We Knew (Over a