Push a pair of sevens here?

[DontRaisePlz]

PokerStars No-Limit Hold'em Tourney, Big Blind is t150 (4 handed) converter

Button (t2750)
SB (t900)
Hero (t2670)
UTG (t7180)

Preflop: Hero is BB with 7[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/spade.gif[/img].
<font color="#666666">1 fold</font>, Button calls t150, SB completes, ... Hero?

Short stack is a super rock and other guy is tight/meh player.