Is my first mistake here not 3 betting pre to isolate ?  I feel like we are way out of position and being a 3x+ shove, noone else will enter the pot without a real hand.

Secondly, the 3bet villain(SB) was running 27/12/5.0/29, where to next after my flat of the original shover ?

Full Tilt Poker Game #26840167446: $32,000 Guarantee (208210697), Table 35 – 40/80 – No Limit Hold'em – 18:54:25 ET – 2010/12/30
Seat 1: fg648 (3,000)
Seat 2: noobie79 (9,360)
Seat 3: Terminator 6581 (2,940)
Seat 4: gar2garvin (3,513)
Seat 5: ScrillaGorila (2,455)
Seat 6: G man20593 (12,225)
Seat 7: emrmoss (2,450)
Seat 8: Vega JBJ (327)
Seat 9: R1K16 (5,420)
ScrillaGorila posts the small blind of 40
G man20593 posts the big blind of 80
The button is in seat #4
*** HOLE CARDS ***
Dealt to R1K16 [Qd Ac]
emrmoss folds
Vega JBJ raises to 327, and is all in
R1K16 calls 327
noobie79 folds
Terminator 6581 folds
gar2garvin folds
ScrillaGorila folds
G man20593 raises to 1,348
R1K16 has 15 seconds left to act