How many mistakes in this QQ hand?

[Guido]

Party Poker 3/6 Hold'em (10 handed)

Preflop: Guido is MP1 with Q[img]/images/graemlins/heart.gif[/img], Q[img]/images/graemlins/spade.gif[/img].
UTG calls, UTG+1 folds, UTG+2 folds, <font color="CC3333">Guido raises</font>, MP2 calls, MP3 folds, CO folds, Button folds, SB folds, BB folds, UTG calls.

Flop: (7.33 SB) 6[img]/images/graemlins/heart.gif[/img], 2[img]/images/graemlins/diamond.gif[/img], 5[img]/images/graemlins/club.gif[/img] <font color="blue">(3 players) </font>
UTG checks, <font color="CC3333">Guido bets</font>, <font color="CC3333">MP2 raises</font>, UTG folds, <font color="CC3333">Guido 3-bets</font>, MP2 calls.

Turn: (6.66 BB) 4[img]/images/graemlins/club.gif[/img] <font color="blue">(2 players) </font>
<font color="CC3333">Guido bets</font>, <font color="CC3333">MP2 raises</font>, Guido calls.

River: (10.66 BB) Q[img]/images/graemlins/diamond.gif[/img] <font color="blue">(2 players) </font>
Guido checks, <font color="CC3333">MP2 bets</font>, <font color="CC3333">Guido raises</font>, <font color="CC3333">MP2 3-bets</font>, Guido calls.

Final Pot: 16.66 BB