Earlier I saw the preflop raiser re-raise (mini) AK and then bet it unimproved the whole way.

Party Poker Pot-Limit Hold'em, $ Hero (8 handed) from (Format: Bet The Pot)

UTG+1 ($7.68)
MP1 ($44.47)
MP2 ($33.37)
CO ($6.40)
Button ($22.25)
SB ($20.59)
Hero ($29.39)
UTG ($44.04)

Preflop: Hero is BB with , . SB posts a blind of $0.10.
2 folds, MP1 calls $0.25, MP2 raises to $0.75, 3 folds, Hero calls $0.50, MP1 calls $0.50.

Flop: ($2.35) , , (3 players)
Hero bets $2.25, MP1 folds, MP2 raises to $4.5, Hero raises to $15.75, MP2 calls $11.25.

Turn: ($33.85) (2 players)
Hero calls $12.89 (All-In), MP2 calls $12.89.

River: ($59.63) (2 players, 1 all-in)

Final Pot: $59.63

Results in white below:
Hero has 2s 2h (three of a kind, twos).
MP2 has Kd Kh (three of a kind, kings).
Outcome: MP2 wins $59.63.