AK party NL $100 6max

It was still the first time around the 6 handed table and I was multi-tabling so I didn't really have any reads. This hand happened when I was BB. I had $100 and villian had $113

Texas Hold'em Game Table (NL) - Tue Dec 06 16:31:47 EST 2005
Table Table 72423 (6 max) (No DP) (Real Money) -- Seat 5 is the button
Total number of players : 6
Seat 1: Hero ( $100.50)
Seat 2: villian ( $113.60)
Seat 3: kyrepoman ( $93.80)
Seat 4: FredrikXXL ( $85.88)
Seat 5: longshot1217 ( $86.65)
Seat 6: tomluec ( $129.65)
tomluec posts small blind (0.50)
Hero posts big blind (1)
** Dealing down cards **
Dealt to Hero [ Kh, As ]
villian calls (1)
kyrepoman folds.
FredrikXXL folds.
longshot1217 calls (1)
tomluec calls (0.50)
Hero raises (3) to 4
villian raises (19) to 20
longshot1217 folds.
tomluec folds.

Hero-?

Also-I probably should've gone to 5 or 6 preflop, but that's not really the issue