Late Stars $10 Rebuy....Isolate here?

[Bigdaddydvo]

33 left in 430 PM Stars Rebuy...hero is 4th chips. Reads are meh because Hero is Multitabling. How does a push here look to isolate the SB who's tagged along?

PokerStars Game #3399198237: Tournament #16685760, Hold'em No Limit - Level XVII (4000/8000) - 2005/12/21 - 21:03:49 (ET)
Table '16685760 2' Seat #9 is the button
Seat 1: McNilsson (211261 in chips)
Seat 2: Cap'nJackpot (149732 in chips)
Seat 3: Bigdaddydvo (226759 in chips)
Seat 4: Tipsy (174890 in chips)
Seat 5: Coffegeir (179302 in chips)
Seat 6: l33twingman (211423 in chips)
Seat 7: Niek85 (174015 in chips)
Seat 8: munsy1 (72442 in chips)
Seat 9: nomey (67940 in chips)

McNilsson: posts small blind 4000
Cap'nJackpot: posts big blind 8000


*** HOLE CARDS ***
Dealt to Bigdaddydvo [T [img]/images/graemlins/diamond.gif[/img] T [img]/images/graemlins/heart.gif[/img]]
Bigdaddydvo: raises 16000 to 24000
Tipsy: folds
Coffegeir: folds
l33twingman: folds
Niek85: folds
munsy1: folds
Button: nomey: raises 43540 to 67540 and is all-in

SB: <font color="red"> McNilsson: calls 63540 </font>

Bigdaddydvo????

Who likes an isolation push versus seeing a flop, and why?