McCormack's titanic tenor made him such a sensation in America that he left opera and became a solo superstar, notching 73 hits here from 1910-29. Here are 3 CDs of his most treasured performances: his hits Kilarney; My Wild Irish Rose; Mother Machree; Kathleen Mavourneen; Ave Maria; When Irish Eyes Are Smiling; a Little Love, a Little Kiss; I'll Sing Thee Songs of Araby, and more!