In interviews, JMS has said that the crew could barely stop themselves from laughing while Claudia Christian did the dance. But they only needed 3 takes. The two had this to say in an online interview:

CC: To the ambassador's disappointment - it was a one shot deal.

JMS: I was on set; she nailed it from the starting take.

CC: Nailed...nice choice of words, Joe.

JMS: I are a riter...i LEarn it GooD