While Nandu Bhide (Abhishek Bachchan) is walking in the airport after the final dance, he walks with facial hair. But while in the airplane he has no facial hair.
In the song "Lovely", when Deepika wears the red bustier, the first shot clearly shows two straps from her neck to her underarms but in the subsequent shots they disappear. In the last part of the song, when Deepika is swinging from the ceiling, the first shot shows her wearing a red glittery shorts but in the subsequent shots it changes to glittery black.
In the movie, the thumb impression of Grover's son is lifted and subsequently used by Nandu to open the safety door. Under no circumstances will the biometric system unlock; although he is shown using the thumb impression, it would only be a reflection of the real thumb.
After an epileptic fit, the person is tired, exhausted and needs rest and many times even sleep. Here Tammy recovers from every fit like nothing has happened to him. In real life this never happens.
The dance team is staying in Atlantis. In the early morning, the newspaper is slipped below the door and it reaches Nandu. In reality, all 5 star hotels do not slip the newspaper in this manner because it is a sign of degraded service quality. The actual manner is to place the newspaper in a bag and hang it on the door handle.
When all the teams were practicing on the terrace of the hotel, then Charlie says that our performance is on the second place but till then no sequence was created. And after this word Charan Grover comes and says that the rival team of team India must be team Korea and sets the sequence.
In real life, Tammy would not recover so fast and so easily from such an epileptic seizure.
Out of the first 16 teams for the World Dance Championship, Spain and UAE contested against each other, yet both teams made it to the finals. In reality, is should have been either Spain or UAE in the finals, not both.
At the end Charlie reveals he substituted the diamonds on the trophy for the real ones, but it is clear that only 6 diamonds could have been embedded in the trophy, 3 on one side and 3 on the other, whereas there were 9 in the safe. Where did the rest go?
In the car, Charlie tells about the nephew of Jag, but in the club, Rohan is introduced as Jag's brother.
One of the most overlooked fact- the flag used for the Team Korea is the flag for North Korea and not South Korea- which is known for its incredible dance teams. North Korea is highly unlikely to participate in any such competitions.