Deliberate mistake: The man kissing Cameron Diaz in that last shot (when the homeless guy shoots the drummer) is not Ben Stiller, noticeable by his much taller, slender figure. (01:52:40)
Deliberate mistake: When Ben Stiller gets done "cleaning the pipes", he looks around the bathroom for "the missing hair gel", he should have known where it was simply by his senses. Earlobes have feeling in them. He should have felt something wet on his earlobe. He also would have felt it dangling from his earlobe.
luchador
Answer: Mary mentions to Dom that there was a restraining order against him, which was the first reason. But he also mentioned he spent 9 years in therapy sessions trying to get past their former relationship. This would suggest Dom hadn't considered trying to find Mary until Ted took the lead.
Lummie