Gary has the kids for Thanksgiving but Allison would like them all to spend the holiday together -- kids, grandparents and significant others. Gary rejects Allison's idea, preferring to celebrate their first holiday as a divorced couple, seperate from his ex-wife. When Allison convinces Gary's dad to to stay at her house instead of Gary's, Gary retaliates by convincing Allison's dad to come to his house. Allison's dad likes Gary's new life as a single guy so much, he tells Allison that he's divorcing her mother. Allison takes Gary's turkey hostage until Gary returns her father back to her house and her mother.