It is probably his subtle way of telling you that you look nice :)
they are saying you look really good
He feels uncomfortable when you look at him...They all do...
They have all their wits/faculties.
Communication skills are a must in society and saves a lot of energy and problems. When you guy friend told you that you looked different you should have asked him in what way. You still can ask him that question because he has the answer.
Hes either hitting on you....trying to get in your pants....or just being a perv or a nice guy mainly the other 3 options
It means that your phone is registering your sim card,which is slotted in the back of your phone near the battery {cell},and look in the dictionary for registering because i cannot explain it.
It means you look too overdressed and retro.
That she really does love you
When a guy says he likes your face it means he likes the way that you look.
It means that he has a lot of affection for you and that you are special to him.
Look up means to look above you. On the other hand, if someone says "Look IT up" it means to find your own answer.
Answer When a woman says that it may mean she is not happy and wants to go somewhere else where things may be different.