Sindy boyfriend Paul was released in 1965, and her younger sister Patch in 1966. Sindy's friends Vicki and Mitzi, and Patch's friends Poppet and Betsy debuted in 1968. Sindy was the best selling toy in Britain in 1968 and 1970. Sindy's success in the 1960s was partly due to the increasing range of accessories, with up to 70% of Sindy's turnover from sales of accessories. Mattel did not greatly expand Barbie's accessories until the 1980s, and this was a significant difference between the dolls. During the 1970s, Pedigree focused on developing more Sindy products and neglected advertising and market research, risking
Mitzi 1979. Mitzi Mitzi or Mitzy is a feminine given name of German origin. Originally a nickname for girls named Maria in German-speaking populations, Mitzi became a given name in its own right, even outside of Germany. Several early 20th century American actresses chose it as part of their stage name, for example Mitzi Green and Mitzi Gaynor, increasing its popularity. In the United States, Mitzi first appeared on the Social Security Administration's list of the top 1000 most popular names for baby girls in 1930, peaked in 1955, and has since fell out of favor, dropping off the list entirely