After Spencer is trapped under collapsed items, he pushes a hexagon box many feet away to where he would be unable to touch it. In the next shot, the hexagon box lid is next to his body. In the shot after that. the hexagon box with the lid on it is next to his body.
When Sam states that the chocolates Missy gave her expired in 1992, she also states that the chocolates are older than The Fresh Prince of Bel-Air (1990). The Fresh Prince Project (1990) (the first episode of The Fresh Prince of Bel-Air (1990)) aired in 1990, two years before 1992.