I'm Free
First recording and first release by Bob Crosby and His Orchestra featuring Trumpet by Billy Butterfield (October 19, 1938 / January 1939)
Mr. Easy
Album
March 1960
First recording and first release by Bob Crosby and His Orchestra featuring Trumpet by Billy Butterfield (October 19, 1938 / January 1939)
First recording and first release by Bing Crosby with John Scott Trotter and His Orchestra (June 30, 1939 / 1939)