I am very worried...

Dear Diary,

Emerson has not been himself for the last couple of days.  He is sleeping a lot more than usual, is barely eating and seems to be breathing hard.  He won't let me pick him up either.  I've put a blanket by the heater for him but he is just wandering around.  He doesn't seem to be in pain, which I am thankful for.  Of course, the vet isn't open on weekends and with the storm coming it will be Tuesday before I can get him there.  I feel so helpless.  My poor little boy...