Stars mil 99 facing huge overbet

[djk123]

No reads.. What do you do?

Poker Stars
No Limit Holdem Tournament
Blinds: t500/t1000
(Ante: t75)
9 players
Converter

Stack sizes:
UTG: t21425
UTG+1: t37124
MP1: t26400
MP2: t9575
MP3: t60183
CO: t26025
Button: t44475
SB: t46046
djk123: t32225

Pre-flop: (9 players) djk123 is BB with 9[img]/images/graemlins/club.gif[/img] 9[img]/images/graemlins/diamond.gif[/img]
UTG calls t1000 <font color="aaaaaa">(pot was t2175)</font>, UTG+1 folds, MP1 calls t1000 <font color="aaaaaa">(pot was t3175)</font>, MP2 folds, <font color="#cc0000">MP3 raises to t21000</font>, 3 folds, djk123 ?