Should I fold his "all-in" ?

[bober2]

I hit my flush, but he's all-in with a pair on the board. Should I fold?

PokerStars No-Limit Hold'em, $0.02 BB (7 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Hero ($4.33)
BB ($1.38)
UTG ($4.17)
MP1 ($8.67)
MP2 ($2.28)
CO ($2.95)
Button ($8.80)

Preflop: Hero is SB with T[img]/images/graemlins/club.gif[/img], Q[img]/images/graemlins/club.gif[/img].
<font color="#666666">2 folds</font>, MP2 calls $0.02, <font color="#666666">2 folds</font>, Hero completes, BB checks.

Flop: ($0.06) J[img]/images/graemlins/heart.gif[/img], J[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, BB checks, MP2 checks.

Turn: ($0.06) 4[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">Hero bets $0.08</font>, BB calls $0.08, MP2 calls $0.08.

River: ($0.30) 5[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">Hero bets $0.3</font>, <font color="#CC3333">BB raises to $1.28</font>, MP2 folds, Hero (???)