16. Gordy (May 1995) and Babe (Aug 1995)
In 1995 two talking-pig hollywood movies competed for family box office dollars. In May, Miramax released Gordy, which followed the adventures of a pig trying to find his family after they were taken away to be slaughtered. A few months later, Universal released Babe, which revolved around a sheep-herding pig.
17. Tornado (May 1996) and Twister (May 1996)
These two movies are based on smilar plots and show natural disaster affecting human lives.
18. Turner & Hooch (July 1989) and K-9 (April 1989)
In both the movies an intelligent dog helps the detective.