May 27 2010 was a Thursday.
February 27 2010 was a Saturday.
March 27 2010 was a Saturday.
April 27 2010 was a Tuesday.
June 27 2010 was a Sunday.
July 27 2010 was a Tuesday
August 27 2010 was a Friday.
September 27 2010 was a Monday.
October 27 2010 was a Wednesday.
November 27 2010 was a Saturday.
December 27 2010 was a Monday.
27 May 1920 was a Thursday.
27 May 1940 was a Monday.