J-high flush gets raised

[flite]

($50.00) (Hero)
SB ($73.38)
($49.35)
SB ($58.92)
($46.50)

Preflop: Hero is with J[img]/images/graemlins/heart.gif[/img], 5[img]/images/graemlins/heart.gif[/img]
2 folds, SB calls $0.50, calls $0.25, Hero checks,

Flop: T[img]/images/graemlins/club.gif[/img], Q[img]/images/graemlins/heart.gif[/img], 2[img]/images/graemlins/heart.gif[/img] ( $1.5 )
checks, <font color="#CC3333">Hero bets $1.00</font>, <font color="#CC3333">SB raises to $2.00</font>, 1 folds, Hero calls $1.00,

Turn: 7[img]/images/graemlins/heart.gif[/img] ( $5.5 )
Hero checks, <font color="#CC3333">SB bets $2.00</font>, Hero calls $2.00,

River: 6[img]/images/graemlins/spade.gif[/img] ( $9.5 )
<font color="#CC3333">Hero bets $4.50</font>, <font color="#CC3333">SB raises to $18.50</font>

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would you call with your j-high-flush?