Anything I could have done different?

[Rift]

Paradise (blinds $0.10/$0.25)
Seat 1: MP2 ($31.00 in chips)
Seat 2: LP ($9.00 in chips)
Seat 3: CO ($23.15 in chips)
Seat 4: Button ($23.40 in chips)
Seat 5: SB ($18.65 in chips)
Seat 6: BB ($7.45 in chips)
Seat 7: UTG ($100.68 in chips)
Seat 8: UTG+1 ($36.45 in chips)
Seat 9: Villain ($17.50 in chips)
Seat 10: Hero ($24.15 in chips)

Hero [ 7s ][ 7d ]

UTG : Fold
UTG+1: Call ($0.25)
Villain: Raise ($1.50)
Hero : Call ($1.50)
MP2: Fold
LP : Fold
CO : Fold
Button: Fold
SB: Fold
BB : Fold
UTG+1: Call ($1.25)

*** FLOP *** : [ 3s 8h 7h ]

UTG+1: Check
Villain: Bet ($2.60)
Hero : Raise ($6)
UTG+1: Fold
Villain: Raise ($6.80)
Hero : Raise ($16.65)
Villain: Call All-in ($6.60)

*** TURN *** : [ 3s 8h 7h ] [ Ks ]
*** RIVER *** : [ 3s 8h 7h Ks ] [ Kd ]
*** SUMMARY ***
Pot: $35.05


<font color="white">
Villain shows [ Kh Kc ] (four of a kind, kings)
Hero shows [ 7s 7d ] (a full house, sevens full of kings) </font>

I am on a terrible run of cards at the moment. 2 tabling, seen 115 hands, won 2. Anyhow, I think I am weak tight, maybe/maybe not in this hand, but I seem to be easily scared off a pot if I don't hit my hand on the flop. Any words of advice on changing this? Any opinions welcome.