Snitches with the roving paparazzi team over at X17 are reporting that Paris Hilton is currently under suicide watch has been assigned “three additional guards to watch her ’round the clock-” particularly in light of new allegations that P.H tried to overdose on Valium just before her first short-lived stint in the Big House.

According to the paps: “sheriff is worried for Paris’ mental state after recent erratic behavior.”

Tattles at the National Enquirer dish the inside scoop on the socialite’s original attempt to off herself in this week’s issue. According to the Enquirer:

“There’s nothing left to live for. My life is over!”

A sobbing Paris Hilton made that heartbreaking admission as she gulped Valium and washed the pills down with white wine at a Hollywood party just weeks before landing behind bars, the Enquirer has learned…

The incident unfolded May 10 at the Hollywood Hills home of musician Robin Thicke, son of “Growing Pains” actor Alan Thicke.

About an hour after arriving, “Paris was walking from room to room, sipping from a bottle of wine,” said the source. “She was really down. She couldn’t seem to focus.”

[Paris] noticed one of the guests – who was not drinking – taking a Valium from a prescription bottle.

“Paris went up to the person and asked for a Valim,” said the source. Then she said, ‘You better give me two, We all know I’m not driving tonight!’”

She swallowed both pills “and washed them down with a couple slugs from her wine bottle,” the source said.

“About a half-hour later, Paris was in another part of the house and came across another prescription bottle of Valium. She helped herself to eight more pills.”