Other mistake: Phillip Baker Hall sends Chris Tucker to meet with the FBI immediately after he tells the agent on the phone that he will be sending someone over to them right away. Chris is told by the FBI guy that Jackie Chan's plane arrives in one hour. After Chris picks up Jackie from the airport, he calls his boss to vent his concern. This is supposedly the same day, but both Phillip and Elizabeth Pena are wearing different outfits.
Other mistake: When the money is falling near the end you see Chris Tucker putting money in his shirt and in the next shot there is no money in his shirt. It's like the money was never in his shirt.
Other mistake: At the end where there is the big shootout, Mr. Lee climbs up the building on the inside and at the bottom one of the good guys gets shot. He falls to the ground and after about 2 seconds lying there dead he moves his arm.
Answer: The Chinese character on the necklace means, "good fortune."
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