The Carpenters was a very popular American vocal and instrumental duo in the 1970s. Karen and Richard Carpenter are siblings and they play different roles in the duo. Karen Carpenter is known for her low register in singing and therefore, a lot of their songs features Karen using her chest voice. The siblings have multi-talents in music which helped to lead to their tremendous success in their music career. TOP OF THE WORLD is the title of a song by The Carpenters from 1972.