Jessica Simpson Photo by: Sara De Boer / Retna
UPDATE: Jessica Simpson Hospitalized | Jessica Simpson
Jessica Simpson was hospitalized in Los Angeles for a kidney infection, her rep tells PEOPLE.

The singer "has been released and is doing fine," the rep says.

Simpson, 27, went to Cedars-Sinai Medical Center on Friday after suffering a fever.

Earlier this month, Simpson took a trip to Iraq where she performed for the troops. She is currently working on a country album.

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