Wham-O called their new product the Hula Hoop. (The name had been used since the 18th century, but till then had not been registered as a trademark.) The Hula-Hoop became the biggest toy fad in modern history. Twenty-five million were sold in four months, and in two years sales reached more than 100 million. "Hula Hoop mania" continued through the end of 1959, and netted Wham-O US$45 million (US$346M adjusted for inflation to 2012). Shortly thereafter, the company had another huge success with the Frisbee. In 1955, inventor Fred Morrison began marketing a plastic flying disc called the Pluto Platter. He
Sailor Pluto does not happen in the manga or "Crystal". In fact, this ability of Luna-P's is anime-only. Sailor Pluto refers to Chibiusa as "Small Lady." Chibiusa usually calls Sailor Pluto by the nickname "Puu". She acts as Chibiusa's guardian in the anime, but is more of a friend in the manga and her deference to the future queen is apparent. She's also very good friends with Diana, which makes sense considering Diana is to Luna and Artemis what Chibiusa is to Usagi and Mamoru, and occasionally trusts her to watch the Door of Space-time. Overall, Pluto in the manga seems to