Help my dog acts like a lunatic around other dogs - dog angry barking

Help! My dog acts like a lunatic around other dogs!

When they get a dog, many owners dream of taking them to the park and watching them play happily with other dogs. It can be embarrassing and come as quite a shock when their normally gentle and affectionate dog turns into a barking, lunging, snapping lunatic at the mere sight of another dog. Late night walks and lots of stress! Many …