France's First Lady Trierweiler may be returning home Hospitalised for a week after news broke of French President Francois Hollande's affair with French actress Julie Gayet, First Lady Valerie Trierweiler's future remains unclear. A car reportedly transporting Trierweiler arrived at her residence in southern Paris on Saturday as she returned from La Lanterne, a presidential residence in Versailles, outside Paris, where she had been holed up since leaving the hospital. Images.