<p>Mariska Hargitay opened the 78th Emmy Awards with a bang, delivering a monologue that poked fun at her long-running role on &#8220;Law &#38; Order: SVU&#8221; and parodied a beloved piece of pop culture. &#8220;The Emmys are celebrating their 78th year, and NBC is celebrating its 100th year. And I h</p>