Matthew Hild has written a book about Andy Gibb, the late younger brother of the Bee Gees, titled "Arrow Through the Heart." He detailed Gibb's friendship with Olivia Newton-John.

Olivia Newton-John alongside Elton John at the ‘Grease’ premiere. Ron Galella Collection via Getty The budding starlet showed up to Studio 54 in a brightly colored outfit.

Celebrities, former co-stars and fans paid tribute to Olivia Newton-John, the Australian actress and pop singer who died Monday at 73.

Austin Butler and Kaia Gerber dressed up as Andy Warhol and Edie Sedgwick for Halloween, while Cindy Crawford and Rande Gerber went as 'Grease' faves.

Olivia decided to take things in a more colorful direction for the October 31 holiday, emulating the late Olivia Newton-John’s aerobics style for her 1981 hit “Physical.” “Precisely what ...

A Campbell Soup Company archivist contacted Peerless Estate Sale on the last day, according to Newton, to buy the dress, which is in the Andy Warhol Museum in Pittsburgh and other museum collections.