It can never be opposite day. When ever you say "HEY IT'S OPPOSITE DAY!" the opposite would apply therefor it would not be opposite day. Also if you say "IT'S NOT OPPOSITE DAY!" the affect is not applied.
want ๐- you ๐ could do- so you ๐๐ฆ- you ๐ do- you ๐ could do you ๐ค๐- you ๐ธ๐ wan ๐- you ๐ธ๐ want ๐ him ๐ด to do so much ๐ฅ that you
could do anything ๐ฐ?