Hmm, let's see. We own: Buffy 1-7, Dark Angel 1-2, Dead Like Me 1-2, Dharma & Greg 1, Dinosaurs 1, CSI:NY 1-2, Futurama 1-4, House 1-3, Lost 1-2, Lost In Space 1-3, NCIS 1-3, The Office 1-2 (3 when it comes out next month), Roswell 1-3, Soap 1-4, 3rd Rock From The Sun 1-6, Three's Company 1, and Welcome Back Kotter 1.

I am obsessed with 4 of those.