Here you can find all the 19 kills and correct item combos for the Whack the Creeps Game.
(1) Wine Glass: On the bar top next to Lisa.
(2) Stool: Directly behind Lisa.
(3) Lisa's Hair Clip: Where do you think?
(4) Lisa's High Heel Shoe: Where do you think?
(5) Beer Tap: Behind Lisa and next to barman. (Beer Boarding Achievement)
(6) Darts plus Dart Board: Darts are on the bar top to the right of Lisa and Dart Board is next to the stair case.
(7) Umbrella: In the bottom right corner.
(8) Hat: On the coat stand in the bottom right front of the screen. (Odd Job Achievement)
(9) Pencil: On the table in the centre front of the screen. (Jokers Magic Trick Achievement)
(10) Taser Gun: Inside Lisa's Handbag on her arm.
(11) Lipstick: Inside Lisa's Handbag on her arm. (Secret Agent Achievement)
(12) Pepper Spray: Inside Lisa's Handbag on her arm.
(13) Jukebox: Back of the bar next to the pool table.
(14) Pool Cue plus Pool Cue: First pool cue is leant against the pool table, second one is behind Lisa at the bar.
(15) Pool Ball: On the pool table.
(16) Staff Speaker: Directly above the dart board.
(17) Stairs Roof Sign: Above stairs in bottom left corner.
(18) Toilet Door: In the top right behind the bar man.
(19) Final Showdown: Smoking Sign plus Staff Speaker: Smoking Sign is in bottom right corner of the screen, Staff Speaker is above the dart board. (Last Call Achievement)