Brit Pitches Fit  —  We are hearing from multiple sources that Britney Spears is throwing a fit on the 7th floor of Cedars-Sinai.  She is demanding to leave, screaming at the staff, will not lay or sit still, we're told.  —  From all indications, she is being held on a 5150, which means she is a danger to herself and others.

An Extended Hospital Stay for Britney  —  Britney Spears' treatment won't be over when her 72-hour psychiatric hold expires on Sunday night.  —  The troubled pop star will be going into extended inpatient psychiatric care at an undisclosed location in California, a family insider told PageSix.com exclusively.

BREAKING NEWS: BRITNEY RELEASED FROM HOSPITAL  —  Sources tell ET that the pop star was released from Cedars-Sinai Medical Center this morning via an underground tunnel.  —  More news is forthcoming, so please stay tuned to ET for more details!

EXCLUSIVE: Dr Phil's Bedside Visit to Britney Spears  —  Dr. Phil McGraw paid Britney Spears an unexpected visit at her Cedar Sinai psych bed this morning, PageSix.com has exclusively learned.  —  The sedatives that Britney Spears has been on since she was admitted to Cedars-Sinai Medical Center …

Britney Sedated, Refusing Visitors  —  Britney Spears is sedated and resting in the psychiatric unit at Cedars-Sinai Medical Center.  A family insider tells PageSix.com that the singer requested that no visitors be admitted and her doctors agreed.  —  Related Articles  —  Britney Loses Kids

Britney Sprung from Hospital  —  Britney Spears has checked out of Cedar Sinai Medical Center hospital after demanding to be released, PageSix.com has learned.  —  Sources exclusively tell us that she demanded to leave after Dr. Phil McGraw stopped by her psych ward bedroom for an unscheduled visit.

Brit Probably Bipolar  —  TMZ has even more evidence now that this is NOT a case of substance abuse.  As we already reported, we're told Brit has all the symptoms of what appears to be some sort of bipolar disorder.  This is becoming the universal operating theory from people in both Brit and K-Fed's camps.

Britney Visited By Dr. Phil?  —  Britney Spears had a surprise guest when she woke up this morning - Dr. Phil McGraw!  —  Page Six is reporting that the TV shrink, a friend to the Spears family, stopped by the pop star's psych bed for a few minutes.  —  Unfortunately, while Page Six's source …

Britney Trying to Check Out of the Psych Ward After Dr. Phil Visit  —  The sedatives that Britney Spears has been on since she was admitted to Cedars-Sinai Medical Center in L.A. in the early hours of Friday morning appear to have worn off — and she's acting out.

What Will Happen to Britney?  —  Isolation, psychological evaluations and unfamiliar surroundings: that's what life is like for Britney Spears while she continues her 72-hour mental lockdown at Cedars-Sinai Medical Center in L.A.  —  Here's what experts tell PEOPLE about Spears's lockdown conditions …

Order in Brit Case — Visitation Suspended  —  The Commish in the Brit case just issued his order and we got it first.  — K-Fed gets sole legal and physical custody.  Brit gets nothing.  —  Brit's visitation has been “suspended pending further order of the Court."  The order is in effect until January 14.

Stars Won't Attend Golden Globe Awards  —  Golden Globe-nominated actors and presenters won't attend the televised award show Jan. 13 because of the writers' strike, the Screen Actors Guild announced Friday.  —  “After considerable outreach to Golden Globe actor nominees and their representatives …