Who's hungry? Left alone by their owners, Tom, Jerry, and Spike descend into chaos when the house runs out of food. They're so hungry that they "can't think straight".
In this clip, Candace has to answer a call and tells her mother she is "taking" it. This is an idiom; one does not "take" a call so much as they answer it.
In this clip, Dr. Doofenshmirtz tells Perry the Platypus to "have a taste" of his ray gun. He isn't proposing that Perry literally taste the gun; he is telling Perry to experience it.