Weekend at Bernie's (1989)

 

Directed by Ted Kotcheff. Laff channel had this on earlier. Twice. Terry Kiser and Don Calfa in the same movie. Catherine Mary Stewart. 

https://en.wikipedia.org/wiki/Weekend_at_Bernie%27s

https://www.rogerebert.com/reviews/weekend-at-bernies-1989

http://hiitsburl.blogspot.com/2011/10/burl-reviews-weekend-at-bernies-1989.html

https://www.washingtonpost.com/wp-srv/style/longterm/movies/videos/weekendatberniespg13hinson_a0a949.htm