Happy International Sisters Day. (I don’t happen to have one, but lots of people do.)
A lot famous people have or had sisters. Some were equally well-known, others got overshadowed.
Check out these ones.
http://www.abc.net.au/radionational/programs/spiritofthings/jetsun-pema/4769466
http://dangerouswomenproject.org/2016/07/08/arsinoe-iv/
https://englishhistory.net/tudor/citizens/mary-boleyn/
http://www.smithsonianmag.com/arts-culture/maria-anna-mozart-the-familys-first-prodigy-1259016/
http://www.bbc.co.uk/history/historic_figures/bronte_sisters.shtml
http://www.ameliaearhartmuseum.org/AmeliaEarhart/AESister.htm
http://www.cmgww.com/music/andrews/
http://www.welkmusicalfamily.com/lennonsisters.html