Difference between Come here and Come over here

[Nbvinay]

Hi All,

Please explain to me the difference between,

1. Come here.

2. Come over here

Thanks
Vinay

[Morteza]

Hi,
I think if someone comes over,they visit you at your house:
Do you want to come over on Friday night?
Or come to a place,move from one place to another:
Are your parents coming over from Italy for the wedding?
Regards,
Morteza

[Nbvinay]

Still I am not clear, please somebody explain it to me...