Smelly bloody rectal discharge in cat

[Stacey0522]

I need help really bad i have a 1 year old cat, whom was fine yesterday and most of today, however when i went make dinner i noticed she was dubbled over on the floor not moving, I picket her up and noticed all this dark blood under her, then i figured maybe she was aborting kittens but she isnt preg, i relized it was coming from her rear end, her gums are pale she has stoped eating and stoped drinking i dont know what to do its sunday and i fear she might not make it threw the night can someone please help me.