WHO IS THAT MASKED TAGGER?

No sooner than he’s sentenced in the Rihanna beating than Chris Brown is up to no good,

RadarOnline reports the former goody-two-shoes rapper was out partying right away after the wrist slap the judge gave him!

Not only that but shocking new pix have emerged of Brown aka "B reezy" breaking more laws and coincidentally or NOT Brown’s next LP is called – guess- Graphitti!

BTW creating graphitti art aka tagging  is a misdemeanor offense in Los Angeles County.

CLICK HERE to get a better look at the un-masking of the notorious tagger and post-sentencing party pix.  Not to mention shocking court documents proving  that Chris beat Rihanna before!