mamajoan

The whole picking his shirt up thing is very common in boys of a certain age. Its usually not a nervous mannerism, it has to do with a fascination with the texture and feel of clothing-on-skin as versus exposed-to-the-elements-skin. Its the manifestation of a child, who has not yet been forced to focus and tune-out all the stimuli they receive experiencing his tactile sensations. Watch, I bet there are other manifestations of this as well...