$55 Bubble: 77 vs Bully bigstack but small stack = 3BB

[AA suited]

Party Poker No-Limit Hold'em Tourney, Big Blind is t300 (4 handed) FTR converter on zerodivide.cx

SB (t850)
BB (t4445)
UTG (t1730)
HERO (t2975)

Preflop: HERO is Button with 7[img]/images/graemlins/diamond.gif[/img], 7[img]/images/graemlins/spade.gif[/img].

in the past Bigstack has re-raised allin to any raise by me or #3 stack.

push? raise, and call all-in? fold 77?

your line with 77? [img]/images/graemlins/confused.gif[/img]

(I dont have sngpt in front of me.)