Judy Garland was an iconic American singer and actress, best known for her contralto vocals and emotional delivery. Rising to fame in the 1939 film "The Wizard of Oz" with her signature song "Over the Rainbow," she became a significant figure in popular music and Hollywood's Golden Age. Garland's style, blending jazz and traditional pop, was a direct influence on later generations of vocalists. Despite her career being marred by personal struggles, her impact on music and film continues to resonate.