Geez I see my little boy Gizmo has been busy busy on the computer! He must be sneaking on here when mommy is not looking

! I thought I would recap the hints and add a new one in too!
Hint 1: Gizmo's SB is a
BOY!
Hint 2: Gizmo's SB is
OLDER than him!
and the new hint:
Hint 3: Gizmo's SB lives in a state that touches a large body of water!