Villian is 20/8 pretty aggro also I think a 2.5 total. Anyone like?

Party Poker No-Limit Hold'em, $ Hero (5 handed) from (Format: FlopTurnRiver)

UTG ($68.63)
MP ($281.80)
Button ($71.92)
SB ($100)
Hero ($101.50)

Preflop: Hero is BB with 5, 4. SB posts a blind of $0.50.
UTG calls $1, 1 fold, Button calls $1, SB (poster) completes, Hero checks.

Flop: ($4) 2, A, 3 (4 players)
SB checks, Hero bets $3, UTG calls $3, Button folds, SB folds.

Turn: ($10) J (2 players)
Hero bets $7, UTG calls $7.

River: ($24) K (2 players)
Hero bets $60, UTG calls $57.63 (All-In).

Final Pot: $141.63

Why'd you overbet the river?