Absolute pros, those Ray Conniff Singers. But they would have their mettle tested one night in the White House in ’72 when they had to deal with a substitute singer. And then face off with the greatest pro of all: Richard Nixon. https://ia601503.us.archive.org/11/items/PM041TheOobieDoobieGirl/PM%20041%20The%20Oobie%20Doobie%20Girl.m4a