Complex sentence: Her performance in the revue "Un Vent de Folie" in 1927 caused a sensation in Paris; her costume, consisting of only a girdle of bananas, became her most iconic image and a symbol of the jazz age and the 1920s.
Split into simpler sentences: Her performance in the revue "Un Vent de Folie" in 1927 caused a sensation in Paris. Her costume, consisting of only a girdle of bananas, became her most iconic image and a symbol of the Jazz Age and the 1920s.