Q4o in SB, short stack calls allin on bubble

[betgo]

This is right on cash bubble of the $20r. What do I do?

Poker Stars, $20 + $2 NL Hold'em Tournament, 2,000/4,000 Blinds, 8 Players
LeggoPoker.com - Hand History Converter

Hero (SB): 109,256
BB: 36,726
UTG: 55,324
UTG+1: 4,310
MP1: 187,517
MP2: 32,040
CO: 12,128
BTN: 45,132

Pre-Flop: (9,200) Q[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/club.gif[/img] dealt to Hero (SB)
UTG folds, UTG+1 calls 3,910 and is All-In, 4 folds, <font color="red">Hero ???