PS $22 - 1st hand: call off all of my chips on the river?

[jd2b2006]

PokerStars No-Limit Hold'em Tourney, Big Blind is t20 (9 handed) converter

Button (t1500)
SB (t1500)
BB (t1500)
UTG (t1500)
UTG+1 (t1500)
MP1 (t1500)
MP2 (t1500)
MP3 (t1500)
Hero (t1500)

Preflop: Hero is CO with T[img]/images/graemlins/spade.gif[/img], T[img]/images/graemlins/heart.gif[/img].
UTG calls t20, <font color="#666666">3 folds</font>, MP3 calls t20, Hero calls t20, <font color="#666666">1 fold</font>, SB completes, BB checks.

Flop: (t100) 4[img]/images/graemlins/spade.gif[/img], 9[img]/images/graemlins/diamond.gif[/img], 5[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(5 players)</font>
SB checks, BB checks, UTG checks, MP3 checks, <font color="#CC3333">Hero bets t80</font>, SB folds, BB folds, UTG folds, MP3 calls t80.

Turn: (t260) 3[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
MP3 checks, <font color="#CC3333">Hero bets t180</font>, MP3 calls t180.

River: (t620) A[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">MP3 bets t1220 (All-In)</font>, Hero?????