A Quick "House, M.D." Question

I DVR’d last night’s House and haven’t watched it yet. I see from the title of the current House thread that it’s a two-parter, and I just noticed that House is on again tonight. Is tonight the continuation from last night, or are they just running a repeat?
I didn’t want to post this in the current thread because I like to stay as spoiler-free as possible.

Its a two-parter following on from last night’s…