Jessica Simpson is at Cedars hospital in LA because due to a small kidney infection, In Touch reports.

"She checked in on Friday morning because she was feeling achy and had a fever,” a friend of the family confirmed. Jessica was kept over the weekend for observations and is expected to be released Tuesday morning. “She is doing fine, but she is ready to get out of there,” added the friend. And although Jessica’s boyfriend, Dallas Cowboy QB, Tony Romo wanted to be by her side, he had prior commitments in Dallas.

Jessica Simpson is feeling "much better" . Simpson was released Monday, Simpson's representative Lauren Auslander told The Associated Press.

You can catch Jessica in The Love Guru with Jessica Alba on Feb 23rd. She is also currently working on a country music album.