Button was a calling station, MP3 had tag stats, and, like eevryone who plays 10/20, he floats constantly. If button didn't call the bets cold I'd still prob c/r, but I'd be more inclined to 3-bet the flop.
Party Poker 10/20 Hold'em (9 max, 9 handed)
FTR converter on zerodivide.cx
Preflop: Hero is MP1 with A[img]/images/graemlins/club.gif[/img], A[img]/images/graemlins/spade.gif[/img].
<font color="#666666">
2 folds</font>, <font color="#CC3333">Hero raises</font>, <font color="#666666">
1 fold</font>, MP3 calls, <font color="#666666">
1 fold</font>, Button calls, <font color="#666666">
2 folds</font>.
Flop: (7.50 SB) 8[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/diamond.gif[/img], 2[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">Hero bets</font>, <font color="#CC3333">MP3 raises</font>, Button calls, Hero calls.
Turn: (6.75 BB) 7[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
Hero checks, <font color="#CC3333">MP3 bets</font>, Button calls, <font color="#CC3333">Hero raises</font>, MP3 folds, Button calls.
River: (11.75 BB) T[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">Hero bets</font>, Button calls.
Final Pot: 13.75 BB