River shove and i dont know whats to do.......

[steve the donk]

I have been betting , i put him on a kj hand or something but the river shove is sketchy, what do you think??

PokerStars Game #11695274262: Hold'em No Limit ($0.10/$0.25) - 2007/08/26 - 01:03:49 (ET)
Table 'Lipperta II' 6-max Seat #4 is the button
Seat 1: Stuifje ($23 in chips)
Seat 2: MomoZerg ($43.85 in chips)
Seat 3: IUSteve 10 ($35.85 in chips)
Seat 4: JustFoldFish ($24.65 in chips)
Seat 5: gflander ($11.65 in chips)
Seat 6: Dweiny ($30.40 in chips)
gflander: posts small blind $0.10
Dweiny: posts big blind $0.25
*** HOLE CARDS ***
Dealt to IUSteve 10 [Qd 9d]
Stuifje: folds
MomoZerg: folds
IUSteve 10: raises $0.75 to $1
JustFoldFish: folds
gflander: folds
Dweiny: calls $0.75
*** FLOP *** [Qh 7c Td]
Dweiny: checks
IUSteve 10: bets $1.50
Dweiny: calls $1.50
*** TURN *** [Qh 7c Td] [6s]
Dweiny: checks
IUSteve 10: bets $2.50
Dweiny: raises $4.50 to $7
IUSteve 10: calls $4.50
*** RIVER *** [Qh 7c Td 6s] [Ts]
Dweiny: bets $20.90 and is all-in

Now what to do..................