Overbet 4-bet with AA any thoughts?

[Huggy]

PokerStars No-Limit Hold'em, $4 BB (6 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

BB ($580)
UTG ($410.30)
MP ($889.30)
Hero ($400)
Button ($981.45)
SB ($425)

Preflop: Hero is CO with A[img]/images/graemlins/spade.gif[/img], A[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises to $16</font>, <font color="#666666">1 fold</font>, SB calls $14, <font color="#CC3333">BB raises to $80</font>, <font color="#CC3333">Hero raises to $400

I have only been at table for a few orbits but have been raising and re-raising alot, and so have a very active table image.

When i 4-bet i didnt do it insta but i did do it v. fast. What false timing tell would you have tried to employ

I think villian is quite a good player. Do you like?