Most movie deliberate mistakes of 1982

1E.T. the Extra-Terrestrial pictureE.T. the Extra-Terrestrial (1982)2
2Ninja In The Dragon's Den pictureNinja In The Dragon's Den (1982)2
3Airplane II: The Sequel pictureAirplane II: The Sequel (1982)1
4Rocky III pictureRocky III (1982)1
5The Thing pictureThe Thing (1982)1
6Tron pictureTron (1982)1
7Firefox pictureFirefox (1982)1
8Friday the 13th Part 3: 3D pictureFriday the 13th Part 3: 3D (1982)1
9The Last American Virgin pictureThe Last American Virgin (1982)1