Whether it be a lovers' quarrel or problems on the job, many of us are prone to "losing it" with a sudden outburst or temper tantrum. But unfortunately for celebrities, their momentary meltdowns attract a lot more attention than the average Joe - especially if that meltdown is caught in pictures or on tape. Alec Baldwin, Mel Gibson, Bill O'Reilly, Charlie Sheen and Britney Spears can attest to that.
Vote below to tell us what you think was the most memorable celebrity meltdown in recent years and watch "Losing It!" on "20/20? at a special time, Friday at 9 p.m. ET.