2009 four CD set. The invention of the microphone created a whole new generation of popular singers, the "crooners", who could now express themselves by singing softly and emotionally. Simply Crooners features 60 favorite songs from the greatest Crooners of all time, with informative notes on this golden age of music. Includes cuts from Bing Crosby, Dean Martin, Perry Como, Nat King Cole, Frank Sinatra and many others. Simply.