A few people here have already said "Transformers", but Transformers – The Movie (1986) was basically just an ad for the toys. There is also a rumor that they put in a single "shit" in the dialog so it would earn a PG rating, so that kids would have to go with a parent, and the parent would have to sit through the commercial, so as to understand what particular toy the kids were screaming for this time.
18 WHAT WERE YOU BULLIED FOR
21 HOW ARE YOU REALLY
27 WHAT BASIC LIFE SKILL ARE YOU CONSTANTLY AMAZED PEOPLE LACK
32 POOREST FINANCIAL DECISION YOU HAVE EVER SEEN SOMEBODY MAKE
17 BEST METHOD FOR DEALING WITH AN ANXIOUS MIND
26 YOUR SCHOOL'S 'INCIDENT'
24 IS THE WORST SINGLE DECISION IN HISTORY EVER MADE BY A PERSON
21 SOMETHING THAT PEOPLE THINK IT MAKES THEM LOOK COOL BUT DOES THE EXACT OPPOSITE