turn 2 pr facing huge overbet

[jvans]

villain is known to stick in large bes without much if he thinks his opponents are weak, although nothing quite this large
$0.10/$0.25 No Limit Hold'em Ring Game
4 Players
LegoPoker Hand Converter

<font color="black">Stack Sizes</font>
BB: $30.1
UTG: $23.75
Hero (BTN): $78.65
SB: $21.9

<font color="black">Preflop:</font> T[img]/images/graemlins/heart.gif[/img] 8[img]/images/graemlins/heart.gif[/img] ($0.35, 4 players)
<font color="red">UTG raises to $0.75</font>, Hero calls $0.75, SB folds, BB folds

<font color="black">Flop:</font> 9[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/club.gif[/img] ($1.85, 2 players)
<font color="red">UTG bets $1.75</font>, Hero calls $1.75

<font color="black">Turn:</font> 9[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/club.gif[/img] [8[img]/images/graemlins/diamond.gif[/img]] ($5.35, 2 players)
<font color="red">UTG bets all in for $21.25</font>, Hero folds
Uncalled bet of $21.25 returned to UTG

<font color="black">River:</font> 9[img]/images/graemlins/spade.gif[/img] T[img]/images/graemlins/club.gif[/img] 5[img]/images/graemlins/club.gif[/img] 8[img]/images/graemlins/diamond.gif[/img] [] ($5.35, 1 players)
No action

should i be calling here or folding?