Full Tilt No-Limit Hold'em, $0.10 BB (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

MP1 ($2.90)
Hero ($10)
MP3 ($10)
CO ($12.90)
Button ($19.40)
SB ($7.85)
BB ($4.90)
UTG ($3.50)
UTG+1 ($2)

Preflop: Hero is MP2 with Q, Q.
UTG calls $0.10, 1 fold, Hero raises to $0.6, MP3 calls $0.60, 5 folds.

Flop: ($1.45) 3, 9, 4 (3 players)
Hero bets $0.9, MP3 calls $0.90.

Turn: ($3.25) 5 (3 players)
Hero bets $2, MP3 raises to $4, Hero calls $2.

River: ($11.25) 9 (3 players)
Hero checks, MP3 bets $4.5 (All-In), Hero ?

No reads.

I called the turn because there is a chance I'm ahead and I had the Q of hearts.

Rip me apart, what should I have done?