J.Y. Park is causing some buzz in Seoul, thanks to his promotional poster for his upcoming event on February 11th and 12th. A curious message on the poster reads, "I hope Rain doesn't come to this event with ENVY..." The names�'JYP', '2AM', and 'SISTAR' were listed on the document in conjunction with Rain's, so speculations have been running wild. Could it be just an ordinary concert, or is there some sort of special announcement waiting to be made? Either way, check back with allkpop for further updates on this mysterious event! Source: BNT News via Nate