10 nl 99 spew?

[apple11]

Button so far has been very passive mostly limping and folding flop so the raise was somewhat worry some. Is this a spew on the flop even though I have an overpair?

PokerStars No-Limit Hold'em, $0.10 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

UTG ($20.20)
MP ($9.25)
Button ($5.35)
SB ($16.85)
Hero ($24.40)

Preflop: Hero is BB with 9[img]/images/graemlins/heart.gif[/img], 9[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">Button raises to $0.5</font>, <font color="#666666">1 fold</font>, Hero calls $0.40.

Flop: ($1.05) 3[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/club.gif[/img], 4[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets $0.6</font>, <font color="#CC3333">Button raises to $1.2</font>, <font color="#CC3333">Hero raises to $23.9</font>, Button calls $3.65 (All-In).

Turn: ($29.80) T[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players, 1 all-in)</font>

River: ($29.80) K[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players, 1 all-in)</font>

Final Pot: $29.80