Continuity mistake: In the cafe, Mel B is stirring her coffee and then sets her spoon down. But in the next shot she is still stirring.
Continuity mistake: When the girls are dancing in the club, Mel C and Geri are holding hands and jumping up and down in one shot, but in the next shot, they are not even close together.
Continuity mistake: When the alien spacecraft is landing in front of the Spice Girls, the girls hair keeps changing from flying around, to hanging neatly.
Deliberate mistake: Directly after Nicola has her baby, she sits up and holds a baby that is clean, umbilical cord-free, and has teeth. There is no possible way this could happen.
Answer: It is Mel B, aka Scary Spice. You can tell by her distinctive northern accent.
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