Why of course..... how else do they know how much trouble they are really in? Just like my boys when they were growing up - when Mom uses the middle name too, you better "pay attention".....
My vet's assistants thinks it's too funny that they have middle names but it actually works......
Cissy (Louise)
Katie (Rene)
Rosco (P) - ok, so my oldest was a BIG Dukes of Hazzard Fan!