|Title||“The Definition of Marriage”|
|Episode #||8.15 (177)|
|Producers||Gary Janetti, Tracy Poust & Jon Kinnally|
The big day has finally arrived as Grace and James get ready for their green-card wedding. To Grace's dismay, Karen takes it upon herself to ignore her wish for a low-key wedding ceremony and decides to arrange a huge affair instead including hiring the legendary Hall & Oates singing duo to perform "Maneater" at the ceremony. As the ceremony gets underway, it seems that Grace's body begins to have an unusual reaction leaving James' U.S. citizenship in jeopardy.