[QUOTE]So even a verbal reprimand can reinforce the behavior. [/QUOTE]
Yes, I found that ignoring doesn't help, nor does me saying "SHHHHHHHHH" or stop it..its all about attention.
Last night, I wake up at 3, this time she is out in our family room barking her head off....I race out there, thinking we've got a prowler, ready for action...here sits my black cat, who she is barking at....

Boy was I hot...I scolded her, and she never bothered me this morning, she was too busy pouting....
Weekends, that door is shut, forget them. :D