With typical show-biz logic, David & Jonathan was the stage name for a duo comprised of two guys named Roger -- Roger Cook & Roger Greenaway. Boasting smooth harmonies & lush melodies that suggested a less adventurous variation on the Walker Brothers, David & Jonathan were solidly in the more polished & studio-bound camp of the 1960s British pop scene, & were protégés of George Martin, who lent his production expertise to their recordings. The jolly irony was that while David & Jonathan'