The night before Valerie Bertinelli prepared to step out in public wearing a bikini – for the first time in nearly 30 years! – she found herself unable to sleep. As her mind raced with insecurity ("I thought, Am I really going to do this? Can I pull this off?" the actress admits), Bertinelli tried to summon up a pep talk, telling herself, "What am I so afraid of? Come on – it's just a bathing suit!" And yet as any woman knows, those innocent-looking strips of Lycra can be a terrifying sight – especially for someone just shy of...