Friday
21 November 1973 was a Wednesday.
February 21, 1973, was a Wednesday.
June 21 1973 was a Thursday.
April 21, 1973 fell on a Saturday.
October 21, 1973 was a Sunday.
December 21 1950 was on a Thursday.
21 December 1995 was a Thursday.
December 21 1951 was a Friday.
December 21 2012 will be a Friday.
December 21, 1962 was a Friday.
December 21, 2002 (Saturday).
December 21 2010 was a Tuesday.