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Tara Reid was quick to accuse someone at a Chicago-area hotel bar of drugging her ... and that guy tells TMZ the allegation is total BS. Play video content

Sean P , the YouTube influencer Tara referenced in her police report, tells TMZ ... he met her at the hotel bar late last Saturday night ... and they got to talking and traded contact info, before she invited him to go outside to smoke a cigarette. Play video content

He says Tara was initially standoffish, taking a dig at him for being a YouTuber ... but when he shot back at her about the infamous TMZ video where she got denied entry at a Hollywood club back in 2006, her demeanor suddenly changed, and she got friendlier.

Sean P says Tara appeared "tipsy" -- he says he was too -- but they were both coherent enoug

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