What day of the week was December 18, 1987?

The day of the week December 18th, 1987 fell on was a Friday.

There were 7 days until Christmas.

Conny Plank the German keyboard player and producer (Moebius & Plank and Cluster) (b. 1940) died on this day in 1987.

Larry Wall releases the first version of the Perl programming language.