Photo SpecialBritney's Rocky Year

The head shaving, the custody issues, the drug accusations – see the path that led to her most recent meltdown. By Brian Orloff

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M.I.A.

Although she skipped a court-ordered deposition on Dec. 12, Spears still finds time to get out and about, driving herself to the Four Seasons Hotel the same night. Her pal Sam Lufti told the press at the time, "She's sick, both physically and high anxiety."

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