 Oppositional Daffy and Disorder is a behaviour disorder which is characterized by a defiant, disobedient and hostile behaviour which usually manifests during a childhood or adolescent age. So, when we are saying Oppositional Daffy and Disorder that means that we are discussing about the externalizing behaviour disorder or those behaviour disorders which are destructive in their nature. Basically, the children of ODD who have this problem exhibit such behaviour which are destructive. Usually, this disorder is exhibited before the age of 8 years. So, in childhood, the temperament of the child will be a little hostile. The temper tantrum will exhibit a lot and the argumentative will be a lot. So, when the child exhibits such behaviour, we say that this child has the problem of Oppositional Daffy and Disorder. The symptoms of this disorder can be categorized in three ways. Number one, negative effect, number two, a defiant and number three, a hostile behaviour. So, when we talk about the negative effect, it means that the anger is very much reflected in it, there is a lot of irritability. These children usually show a lot of temper tantrum. When we talk about defiant or disobedient, it means that these children are very much argumentative and they start shifting their blame on other people. Along with this, they are very annoying, that is, they easily irritate other people. Then, hurtful behaviour or vinductive behaviour which means mean behaviour. They easily exhibit such behaviour which makes other people easily hurt. All the behavioural problems which they are exhibiting start affecting their interpersonal relationship. This effect can be done with their peers, siblings and parents. These children usually exhibit attention deficit or hyperactivity disorder at some time. In which they have a lot of fidgety and they do not develop on-seat behaviour. So, certain times, the symptoms of ADHD are exhibited in their home-obidity.