Travolta plays Danny Zuko, a leather-clad wild teenager (he was 24 at the time but his character was only 17) who becomes smitten with Sandy Olsson (Newton-John), a beautiful but "square" student at Rydell High School.

BBC: News | Entertainment | Boy met girl, studio made lots of money

Xanadu - based on the 1980 film flop of the same name starring Olivia Newton John - and Young Frankenstein beat A Catered Affair and Cry-Baby The Musical to take joint musical honours.

BBC: US critics give Broadway honours

Mr Riddiford said that as well as family support, Kylie would be getting support from her many show business friends including Olivia Newton-John, who was diagnosed with breast cancer more than a decade ago.

BBC: NEWS | UK | Wales | South East Wales | Family shock at Kylie's illness

Here, from Smith, singer Olivia Newton-John, and gynecological oncologist Dr. Carolyn Runowicz, herself a breast cancer survivor, is advice that can come only from having been there.

CNN: Olivia Newton-John, Jaclyn Smith on surviving breast cancer

Then Apple CEO John Sculley spun it out as a company in 1990: he was already mired in the ill-fated Newton.

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