Re: teacake does Stargate: punch it
The only other time I've really noticed set re-use was in a season 8 episode of SG1 when a certain metaphysical realm appears remarkably similar to Der Waffle House from Dead Like Me...and Daniel orders waffles.
Best part of season 8.
"Did you (republicans) fall down,hit your head and think you woke up in the 1950s? Or the 1890s? Should we call for a doctor?" - Senator Elizabeth Warren.