The Babies appear in their Pyajamas when Lou returns from playing cards but several seconds later they are dressed in their regular clothing.
Drew and Charlotte's name were listed in the credits even though they are nowhere to be seen in either episodes.
When Stu and Didi are in the garden, Didi is wearing a purple sweater but when she is zoomed in on and says" They're so Sweet" her sweater is miscolored red like her dress.
When Grandpa has 1 more square to go, the bingo board already has a bingo diagonally.
When the bingo caller says O7, Grandpa puts it on an I square.