Dennis is ultra LAP; 75/8, but I only saw him over two dozen hands...thoughts on flop play?

BTW--this is NOT my typical play with A9, I guess I was feeling a bit frisky.

Bodog History for Hand #794945971
Hold'em No Limit ($0.05/$0.10) - 2007-07-07 16:01:18
Table 'New Orleans Arena' 9-max Seat #6 is the button
Seat 1: Flash44 ($7.11)
Seat 2: Grippinznine ($10.00)
Seat 3: LuisGamble ($10.97)
Seat 4: The Witchdoctor ($43.82)
Seat 5: Hero ($7.80)
Seat 6: spitzgoby ($11.08)
Seat 7: DennisTX ($10.06)
Seat 8: aafullofkk ($3.93)
------------------------------
NEW HAND
DennisTX: posts the small blind $0.05
aafullofkk: posts the big blind $0.10
Grippinznine: posts the big blind $0.10
--- DEALING POCKETS
Hero is dealt [As,9d]
Flash44: folds
Grippinznine: checks
LuisGamble: folds
The Witchdoctor: calls $0.10
Hero: raises $0.70 to $0.80
spitzgoby: folds
DennisTX: raises $0.70 to $1.50
aafullofkk: folds
Grippinznine: folds
The Witchdoctor: folds
Hero: calls $0.70
--- DEALING FLOP [Qs,9s,2s]
DennisTX: goes all in $8.56
Hero: ???