Chicago native and author Stacey Ballis announces the release of her second novel, Sleeping Over, published by Red Dress Ink. Part Sex and the City, part Little Women, Sleeping Over examines relationships both romantic and platonic (and platonic wanting to be romantic), and looks at the various configurations of what it means to spend the night together. Sleeping Over, featuring five female thirtysomething Chicagoans, will be available starting April 1, 2005, at www.amazon.com. Launch Party April 11,7 p.m., The Grand Central, 950 W. Wrightwood, Chicago, (773) 832-4000.