The indelible pop singer-songwriter Neil Finn, best known for fronting hitmakers Crowded House ("Don't Dream It's Over," "Distant Sun"), has formed Pajama Club -- a new band with his vocalist wife Sharon Finn, and fellow New Zealanders Sean Donnelly and Alana Skyring. A mix of gritty, garage rock grooves and electronica, the Pajama Club is touring to give an early preview of its self-titled debut, set for release this September. Thursday, June 23, at 7:30 p.m. The Birchmere, 3701 Mount Vernon Ave., Alexandria. Tickets are $29.50. Call 703-549-7500 or visit birchmere.com.