Rihanna showed up to the 2011 Gucci and Rocnation Pre-GRAMMY Brunch at the Soho House in West Hollywood on Saturday in a short white dress with her bright red 'do looking frizzier than usual.

The Bajan beauty recently announced that she'll be bringing her LOUD tour to North America this summer and released a handful of dates.

The "Umbrella" singer's new show will feature new costumes and a new stage design and tickets will go on sale on Valentine's Day - Monday, Februaray 14.

"We're creating an incredible ride with this tour. I'm excited to get out on the road and share my new music from this album," said Rihanna. "We are going to have an amazing time and I know my fans are ready to get LOUD!"

Rihanna is nominated for four Grammy Awards this year, including Record of the Year, Best Rap/Sung collaboration, Best Short Form Music Video and Best Dance Recording. She'll also perform at this year's event, held on Sunday, Feb. 13.

Tickets to the shows can be ordered from Ticketmaster.com or LiveNation.com.



Rihanna LOUD North American Tour Dates:

June 4 Baltimore, MD 1st Mariner Arena
June 7 Toronto, ON Air Canada center
June 28 Los Angeles, CA Staples Center
June 30 Oakland, CA Oracle Arena
July 19 Uniondale, NY Nassau Coliseum
July 21 East Rutherford, NJ Izod Center
July 23 Philadelphia, PA Wells Fargo Center

More dates to be announced soon.



Additional ticket and tour information is available at RihannaNow.com, Ticketmaster.com and LiveNation.com.



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