New Delhi, Nov. 18 -- Alice and Ellen Kessler - the twin dancers and singers, who became dance stars in the 50s and 60s - died of 'assisted suicide' at the age of 89.

The sisters who launched their career in the 1950s and performed with Fred Astaire, Frank Sinatra and Harry Belafonte among others, contacted German Society for Humane Dying (DGHS) which provides access to lawyers and doctors, more than a year ago and became members, reported CNN quoting the organisation.

Accordin to Reuters, the death of the twins in Grunwald, a prosperous suburb of Munich where they shared a house, was reported by German newspaper Bild and news agency DPA.

Munich police on Tuesday confirmed the deaths, saying in an emailed statement that it was a "joint...