Geri Halliwell was spotted in Sussex signing copies of her children’s book “Ugenia Lavender” while wearing a pair of Paige Premium Denim Jeans. The former “Spice Girl” has created a series of six children’s books following nine-year-old Ugenia (based on Halliwell) and her friends dealing with everyday real problems like being the new kid in school and the all important question…is being popular what it’s cracked up to be?