UnzippedPeta Wheeler measures time differently now. Before the couch. After the couch. Before the couch, Peta knew who she was. A 34 year old information dissemination professional, married to the man of her dreams and thinking about motherhood. She'd never been late for work, drunk beer or kissed a stranger. After the couch, Peta hits a cyclist, tries to get pregnant, tries to make sure she isn't pregnant, avoids her husband and family and friends and