RadioBDC, Boston.com’s new online radio station, celebrated its launch with a party for friends and listeners at the Paradise Thursday. Station DJs Henry Santoro, Julie Kramer, Adam 12, and Paul Driscoll toasted the crowd from the stage before Kay Hanley played a rocking set. Later in the evening, we spied Urge Overkill’s Nash Kato — wearing sunglasses
indoors — chatting with Globe publisher Chris Mayer. . . . Meanwhile, Phoenix Media/Communications Group chairman Stephen Mindich
announced Friday that Kurt St. Thomas will be the executive producer of WFNX.com, the new online radio station. From 1987-1995, St. Thomas was program, music, and production director at WFNX.