Jenna & Tito -- Birthday Party in Vegas

4/10/2011 8:15 AM PDT BY TMZ STAFF
Further cementing the fact their relationship is just fine ... Jenna Jameson and hubby Tito Ortiz hit up Chateau Nightclub and Sugar Factory American Brassiere Restaurant in Las Vegas last night to celebrate Jenna's birthday.

Parts of Jenna turned 37.