The iconic crooner made his Broadway debut in 2007 in the smash musical Chicago.
(Photo: Frederick M. Brown/Getty Images)
These vocalists conquered the Great White Way.
Prince, Brian McKnight and Al B. Sure! also celebrate this week.
The R&B "love doctor" turns 44.
(Photo: Arnold Turner)
Singer Brian McKnight was born in Buffalo, New York, on June 5, 1969.
Stars who switched it up.