Character mistake: After Gru tucks the girls in for the night, Dr. Nefario tells him that there are 48 hours until the rocket's scheduled launch. The rocket launch, then, should have taken place at night, around the time the girls go to bed, two days later. The rocket, however, launches during daylight hours.
Character mistake: While reading the article detailing Yugi winning the Domino Duel Tournament, the first sentence reads, "Yugi does it again!" followed by another sentence starting with the word "Dueling." However, there is no space between the exclamation mark and the word "Dueling." The following sentence starts immediately after the exclamation mark with no space. (00:17:25)