Police are urging fans heading to the Wellington Sevens this weekend to take it easy with their drinking.
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The tournament's first match will be getting underway about midday with more than 20,000 people are expected at the stadium.
Last year 270 people were ejected from the stadium for high levels of drunkenness.
Inspector Terry Van Dillen said they wanted to see people having fun, but they would not tolerate drunken behaviour.