30's,
40's phrase used on an uptempo dance tune, as a command to the rhythm section (the
drummer is "daddy" as in "daddy-o") to emphasize 8 beats to every bar of
music, giving it a feel of doubletime (as opposed to 4 to a bar)
a command
used by the singer to go to doubletime, such as after a
chorus, to shout "beat me, daddy, eight to the
bar!"