Holly Shakoor, publicist for Spears, confirms that concerts will be held in several U.S. cities, including New York, Philadelphia, Las Vegas and Los Angeles.
The shows will kick off Aug. 20 in Canada. Concerts are also scheduled for North Carolina, Iowa, Oklahoma and Texas.
They will follow Spears' concerts in London and several other European cities. The 27-year-old singer also announced this week that her tour will go to Australia in November.
Spears' "Circus" tour reached second place in recent box-office gross rankings by Pollstar.
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