Donkey pushes all-in on scary flop

[teecee90]

Villain here is a complete maniac and is running stats of 90.9/44.3/10

Can I call against such a donkey ?

Poker Stars
No Limit Holdem Ring game
Blinds: $0.10/$0.25
6 players
Converter

Stack sizes:
UTG: $11.90
UTG+1: $27.15
CO: $30.15
Hero: $24.50
SB: $26.95
BB: $25.65

Pre-flop: (6 players) Hero is Button with J[img]/images/graemlins/heart.gif[/img] J[img]/images/graemlins/club.gif[/img]
<font color="#cc0000">UTG raises to $1.5</font>, UTG+1 calls, CO calls, <font color="#cc0000">Hero raises to $5</font>, 2 folds, UTG calls, 2 folds.

Flop: A[img]/images/graemlins/heart.gif[/img] K[img]/images/graemlins/club.gif[/img] K[img]/images/graemlins/spade.gif[/img] ($13.35, 2 players)
<font color="#cc0000">UTG is all-in $6.9</font>,