Villain is ArmyRock, and from the hands I've seen a huge huge calling station and just all around fish. Should I be 3-betting this river AI? He plays this hand exactly, apart from the turn check, the way I'd expect a donkey to play AA.

Full Tilt No-Limit Hold'em, $0.50 BB (8 handed) - Full-Tilt Converter Tool from FlopTurnRiver.com

MP1 ($20)
MP2 ($113.70)
CO ($66.05)
Button ($9)
Hero (SB) ($54.10)
BB ($13.30)
UTG ($59.05)
UTG+1 ($67.50)

Preflop: Hero is SB with Q, Q
1 fold, UTG calls $0.50, UTG+1 raises to $1, 4 folds, Hero raises to $4, 1 fold, UTG+1 raises to $7, Hero calls $3

Flop: ($14.50) 8, 2, A (2 players)
Hero checks, UTG+1 bets $0.50, Hero calls $0.50

Turn: ($15.50) Q (2 players)
Hero checks, UTG+1 checks

River: ($15.50) A (2 players)
Hero bets $15, UTG+1 raises to $30, Hero calls $15

Total pot: $75.50 | Rake: $3