The party starts May 13 near Seattle at the White River Amphitheatre. Christina & co. will work their way down the coast and across the country, eventually circling around to Detroit July 3.

Aguilera picked up a Grammy last month for her song “Beautiful,” which won in the best female pop vocal performance category. The 23-year-old singer now boasts four career Grammys.

Last summer, she paired with Justin Timberlake for the “Justified & Stripped” tour, which sold more than half a million tickets, placing in Pollstar‘s top 20 highest-grossing tours of the year.

Chingy is currently bumping along with Ludacris, hitting North American theatres through late March. In April, he’ll travel to Montego Bay to perform at the Jamaica Spring Fest, which features Cee-Lo, Beenie Man, Lil Jon & the Eastside Boyz and more.