Question: A 1944 collaboration of the Cow-Cow Boogie featured the American pop vocal group with lead singer Bill Kenny and which other artist?
Sentence (from "Cow-Cow Boogie"): "Cow Cow Boogie (Cuma-Ti-Yi-Yi-Ay)" is a "country-boogie"-style blues song utilizing the folklore of the singing cowboy in the American West.
Relevant evidence: Yes