When Anna exposes her breast to "nurse" Maya, her breasts are suddenly noticeably larger (almost a C-cup!) and then go back to her normal flat A-cups once her sweater is down again, revealing them to clearly be fake put-on prosthetics.
At approximately 6:14, a box of "Kinetic Sand" can be seen on the shelf behind Kathy. This show is meant to be taking place back in the year 2000, but "Kinetic Sand" did not come out until 2014.