Warren Beatty and Shirley MacLaine
Warren Beatty and Shirley MacLaineThough they both changed their names, these two Hollywood legends are actually brother and sister. Shirley MacLaine was known as Shirley MacLean Beaty before she became an Oscar-winning actress, while her younger brother (and fellow Academy Award-winner) Warren Beatty added an extra "t" to their surname before his breakout. [Photo via]