Question: Arnold Isaacs, was a Canadian fashion designer who has created gowns for First Ladies, in addition to such notable personalities as which American film and television actress who began her career as a dancer and stage showgirl?

full_context: Document 1: Mimi Fayazi: Mimi Fayazi (born August 10, 1947) is an American fashion designer, known for bringing the skirt back to the fashion industry in the 1970s. Mimi was born in Persia and came to New York in 1967 to study fashion at the Mayer School of Fashion Design. Fayazi began designing in New York, and then started Mimi Fayazi Designs in 1974 in Los Angeles, with the Fayazi Couture, Miss Fayazi Dresses, and Mimi Fayazi Sportswear labels. Her style was distinctly feminine, while also drawing on the classic influences of the 1930's and 1940's. Besides being known for her design and fabrication, her clothing was also intended to transition easily from day time to evening wear. Her clothing, considered creative and sophisticated, sold in specialty and department stores, including Saks, Lord & Taylor, and Bergdorf Goodman, and were worn by many actresses, including Ali MacGraw and Candice Bergen. In 1978, Fayazi won 2 Tommy Awards from the American Printed Fabrics Council, Inc. for her designs.
Document 2: Lachasse: Part of the Incorporated Society of London Fashion Designers (IncSoc), it is notable for being a major training ground for British couturiers, numbering Digby Morton, [[Hardy Amies, and [[Michael Donnellan (fashion designer)|Michael Donnellan]] among its chief designers. Later it would train further designers, with names such as [[Stephen Jones (milliner)|Stephen Jones]] and [[John Galliano]] passing through the couture house as trainees on their way to successful solo careers.
Document 3: Halston: Roy Halston Frowick (April 23, 1932 – March 26, 1990), known simply as Halston, was an American fashion designer who rose to international fame in the 1970s. His minimalist, clean designs, often made of cashmere or ultrasuede, were popular fashion wear in mid-1970s discotheques and redefined American fashion. An American designer, Halston was well known for creating a style for “American Women”. From his point of view, the “American Woman” was about having a relaxed urban lifestyle. He created a new phenomenon in the 1970s. Halston believed that women can wear the same clothing for the entire day on any occasion.
Document 4: Joan Crawford: Joan Crawford (born Lucille Fay LeSueur; (March 23, 190? – May 10, 1977) was an American film and television actress who began her career as a dancer and stage showgirl. In 1999, the American Film Institute ranked Crawford tenth on its list of the greatest female stars of Classic Hollywood Cinema.
Document 5: Judy Garland: Judy Garland (born Frances Ethel Gumm; June 10, 1922 – June 22, 1969) was an American singer, actress, and vaudevillian. She was renowned for her contralto vocals and attained international stardom that continued throughout a career spanning more than 40 years as an actress in musical and dramatic roles, as a recording artist, and on concert stages.
Document 6: Lucille Bremer: Lucille Bremer (February 21, 1917 – April 16, 1996) was an American film actress and dancer.
Document 7: Elizabeth Taylor: Dame Elizabeth Rosemond Taylor, DBE (February 27, 1932 – March 23, 2011) was a British-American actress, businesswoman, and humanitarian. She began her career as a child actress in the early 1940s, and was one of the most popular stars of classical Hollywood cinema in the 1950s. She continued her career successfully into the 1960s, and remained a well known public figure for the rest of her life. In 1999, the American Film Institute named her the seventh-greatest female screen legend.
Document 8: Arnold Scaasi: Arnold Isaacs (May 8, 1930 – August 3, 2015), known as Arnold Scaasi, was a Canadian fashion designer who has created gowns for First Ladies Mamie Eisenhower, Barbara Bush, Hillary Clinton, and Laura Bush, in addition to such notable personalities as Joan Crawford, Ivana Trump, Princess Yasmin Aga Khan, Lauren Bacall, Diahann Carroll, Elizabeth Taylor, Catherine Deneuve, Brooke Astor, Arlene Francis, and Mary Tyler Moore.
Document 9: Ann Lowe: Ann Cole Lowe (1898 – February 25, 1981) was an American fashion designer and the first African American to become a noted fashion designer. Lowe's one-of-a-kind designs were a favorite among high society matrons from the 1920s to the 1960s. In 1953, she designed the ivory silk taffeta wedding dress worn by Jacqueline Bouvier when she married Senator John F. Kennedy.
Document 10: Anthony Muto: Anthony Louis Muto (June 21, 1934 – December 16, 2015) was an American fashion designer, who dressed three American First Ladies, Lady Bird Johnson, Rosalynn Carter and Barbara Bush.
Document 11: Greta Garbo: Greta Garbo (born Greta Lovisa Gustafsson; ] ; 18 September 1905 – 15 April 1990), was a Swedish-born American film actress during the 1920s and 1930s. Garbo was nominated three times for the Academy Award for Best Actress and received an Academy Honorary Award in 1954 for her "luminous and unforgettable screen performances." In 1999, the American Film Institute ranked Garbo fifth on their list of the greatest female stars of classic Hollywood cinema, after Katharine Hepburn, Bette Davis, Audrey Hepburn, and Ingrid Bergman.
Document 12: Audrey Hepburn: Audrey Hepburn ( ; born Audrey Kathleen Ruston; May 4, 1929January 20, 1993) was a British actress, model, dancer and humanitarian. Recognized as a film and fashion icon, Hepburn was active during Hollywood's Golden Age. She was ranked by the American Film Institute as the third-greatest female screen legend in Golden Age Hollywood and was inducted into the International Best Dressed List Hall of Fame.
Document 13: Janet Gaynor: Janet Gaynor (born Laura Augusta Gainor; October 6, 1906 – September 14, 1984) was an American film, stage and television actress and painter.
Document 14: Lauren Bacall: Lauren Bacall ( , born Betty Joan Perske; September 16, 1924 – August 12, 2014) was an American actress and singer known for her distinctive voice and sultry looks. She was named the 20th greatest female star of Classic Hollywood cinema by the American Film Institute, and received an Academy Honorary Award from the Academy of Motion Picture Arts and Sciences in 2009, "in recognition of her central place in the Golden Age of motion pictures."
Document 15: Bob Mackie: Robert Gordon Mackie (born March 24, 1939 ) is an American fashion designer and costumer, best known for his dressing of entertainment icons such as Joan Rivers, Cher, RuPaul, Barbara Eden, Bette Midler, Diana Ross, Judy Garland, Liza Minnelli, Tina Turner, Carol Burnett and Mitzi Gaynor. He was the costume designer for Carol Burnett on "The Carol Burnett Show" during its entire 11-year run and designed the costumes for its spinoff, "Mama's Family", and for the 1993 television adaptation of "Gypsy".
ground_truth: Joan Crawford