Josh Groban: how the pop sensation became Broadway's leading man
The singer with 20m album sales to his name has realized a dream by making his Broadway debut starring in Natasha, Pierre and the Great Comet of 1812Last year might have been an annus horribilis for most but for Josh Groban 2016 couldn't have gone much better. The multiplatinum-selling singer-songwriter, who shot to fame as a teenager, made the transition to Broadway star after making his debut in the musical Natasha…