3/6 weird spot with a bunch of bad players

[KRANTZ]

MKovner is nitty and solid so he probably has a big pair betting into everyone, the other two are just bad. I was going to shove but then Mr. Isomehowgot200bb goes all in.

Full Tilt Poker Game #1762790498: Table Megan (6 max) - $3/$6 - No Limit Hold'em - 15:55:32 ET - 2007/02/09
Seat 1: Staalmusa85 ($1,294.80)
Seat 2: tden858 ($311.75)
Seat 3: pr1nnyraid ($1,580.35)
Seat 4: Whose House ($723)
Seat 5: MKovner ($678.30)
Seat 6: tailher444 ($691.80)
pr1nnyraid posts the small blind of $3
Whose House posts the big blind of $6
The button is in seat #2
*** HOLE CARDS ***
Dealt to pr1nnyraid [Qd Ad]
MKovner raises to $21
tailher444 calls $21
Staalmusa85 calls $21
tden858 folds
pr1nnyraid calls $18
Whose House calls $15
*** FLOP *** [2d 7h 3d]
pr1nnyraid checks
Whose House checks
MKovner bets $105
tailher444 raises to $210
Staalmusa85 raises to $1,273.80, and is all in