Big & Rich and Martina McBride sang classic Motown songs Wednesday night (March 15) in New York during an all-star concert benefiting colorectal cancer research. Katie Couric hosted the event that raised more than $4 million. Introduced by Donald Trump, Big & Rich performed the Commodores' 1977 smash, "Brickhouse." McBride joined Vanessa Williams to sing the Supremes' 1965 hit, "Stop! in the Name of Love." Other performers included James Taylor, Elvis Costello, Sting, Smokey Robinson, Tony Bennett, John Legend and Chaka Khan.