Friday?

The Facts:
The name Friday comes from the Old English frigedæg, meaning the day of Frige the Anglo-Saxon form of Frigg, the Germanic goddess of beauty.

Funky History:
After the United States acquired Alaska from Russia in 1867, Friday October 6 was immediately followed by Friday October 18, adjusting to the adoption of the 1582 Gregorian calendar changes by the British colonies in 1752, and the shifting of the International Date Line.

SciFi Plug:
Friday is a novel by science fiction author Robert A. Heinlein.