Day 1 DS Phat: Still working beautifully.
Day 1 Wii: Yup, still gorgeous.
Black DSL (Wife®'s): Still going strong.
PSP (phat, bought used): Been through hell (fell in the couch, almost crushed in recliner chair), still in great condition (a few scratches) works great!
360: RRoD'd a year ago November. Got it repaired, and it's been working like a charm.
Oldies but goodies:
Genesis w/ 32x: still going.
Snes, 1 month after release: Amazingly, still going strong
Dreamcast: Love that thing, still works wonderfully.
GBA: Yup, again, still working.
Xbox: Good.
PS2: Games work fine, movies don't, PS1 games don't.
PS1: still good
Erm. I think that's all of em.