Continuity mistake: During the police chase at the start, when Chief Luggins begins to climb out of the driver's window, there are no spotlights on her vehicle, but in the next shot, two spotlights are suddenly mounted over the side view mirrors. (00:07:40)
Continuity mistake: Mr. Wolf's car has a rearview mirror on the windshield that repeatedly vanishes and reappears throughout the movie.
Continuity mistake: Snake swapped the Love Meteorite for the Love Meteorite Lamp. How did Prof. Marmalade continue controlling the 200,000 guinea pigs without the Meteorite as the power source?
Revealing mistake: This happens in the second ceremony when Wolf didn't press the button to shut off the lights to steal the golden dolphin because of the good comments. Few seconds later, the lights shut off, and you can see that the meteor on the top disappears at the time.
Answer: Before she took off the mask, she started to fight the police officers. They were probably too dizzy to even reconsider the fact that Diane took off her mask, and the fact that the Bad Guys blurted out her name really loudly.