ET Vault Unlocked: Jennifer Love Hewitt! Sharing 34 years of never-before-seen interviews from child star, to teen it-girl. ET was there from the beginning on the set of “Party of Five” and behind-the-scenes as she achieved scream queen status in “I Know What You Did Last Summer”. Plus, TV confessions and a ghostly following. What you never knew about the star and the surprising story behind her name.