NOT KNOWN FACTUAL STATEMENTS ABOUT TOON ME A RIDDLE

Problem: What runs but never ever walks, contains a bed but hardly ever sleeps, a mouth that in no way speaks, along with a head that never weeps?Question: Transform the word "CAT" in to the word "DOG" by altering 1 letter at a time, with each stage leading to a legitimate English phrase.Avoid hurrying or panicking: The worst matter you can do when