On the bubble of a 9man sng. Normally I dont like butting heads with the chip lead here but this hand was a bit too hard to let go. Was calling the shove the right move? Should I have shoved first?

Full Tilt Poker No-Limit Hold'em Tourney, Big Blind is t120 (4 handed) Hand History converter Courtesy of Poker coaching - Get a free online poker lesson - texas holdem strategy for real poker

Button (t4525)
SB (t3945)
Hero (t4000)
UTG (t1030)

Preflop: Hero is BB with , .
1 fold, Button raises to t240, 1 fold, Hero raises to t780, Button calls t540.

Flop: (t1620) , , (2 players)
Hero bets t800, Button raises to t3745 (All-In), Hero calls t2420 (All-In).

Turn: (t8585) (2 players, 2 all-in)
.

River: (t8585) (2 players, 2 all-in)

Final Pot: t8585