20th, May, 1990, was a Sunday.
December 20, 1990 was on a Thursday.
March 20, 1990 fell on a Tuesday.
August 20, 1990 fell on a Monday.
It was a Friday.
June 20th, 1990 was a Wednesday.
I was born.
20 May 1942 was a Wednesday.
20 May 1958 was a Tuesday.
May 20 1965 was on a Thursday.
May 20 1946 was on a Monday.
May 20, 1989 was a Saturday.
May 20, 2011 was a Friday.