$1.20 single table, instacall with nut flush draw?

[rivermetimbers]

Poker Stars, $1 + $0.20 NL Hold'em Tournament, 10/20 Blinds, 9 Players
LeggoPoker.com - Hand History Converter

MP1: 1,400
MP2: 1,850
CO: 1,550
BTN: 1,450
Hero (SB): 1,480
BB: 760
UTG: 2,030
UTG+1: 1,480
UTG+2: 1,500

Pre-Flop: (30) A[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/heart.gif[/img] dealt to Hero (SB)
UTG folds, UTG+1 calls 20, UTG+2 folds, MP1 calls 20, MP2 calls 20, CO calls 20, BTN calls 20, Hero calls 10, BB checks

Flop: (140) 5[img]/images/graemlins/spade.gif[/img] J[img]/images/graemlins/spade.gif[/img] 6[img]/images/graemlins/spade.gif[/img] (7 Players)
Hero checks, <font color="red">BB bets 80</font>, UTG+1 folds, MP1 calls 80, <font color="red">MP2 raises to 860</font>, 5 folds

Results: 380 Pot
MP2 mucked and WON 380 (+280 NET)

Should I be making this call and gamboooling?