Two hours of Private Practice are airing Thursday (9/8c on ABC). Besides the giant meth-induced explosion at Dell's house, the double dose of the show promises some family drama. To get a taste of what we're in for, TVGuide.com chatted with Taye Diggs, who spilled that Addison (Kate Walsh) and Sam are definitely not over. He also teases the possibility of another crossover with Grey's Anatomy.
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