I calibrated a 3D plasma this past week, the only disc I had in my collection that included a 3D copy was Prometheus. It looked pretty good (I've heard it's considered to be up there with Avatar), but still didn't sell me on the idea.
Pioneer VSX-1018AH-K, PDP-5020FD, DV-79AVi
Axiom M22s, VP150, QS8s
Sony PS3, surround backs