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Chris Brown flew the coop last night after serving 108 days in a Washington, D.C. jail for violation of probation in the Rihanna assault case.

Brown was sentenced to 131 days in jail on May 9 but got credit for the 116 days he spent in rehab and the 59 he spent behind bars.

Where is he now? We don't know, but we're guessing he may pay a visit to girlfriend Karrueche Tran ...