↓ Transcript
Panel 1:
Lisa is asleep in the dark.
Panel 2:
Lisa is still asleep. But a light is turned on.
Panel 3:
Lisa looks in the direction of the light, wondering what's going on.
Panel 4:
Mike is standing on the bed, fly swatter in hand, in a ninja-like position (well, maybe ninja-wannabe) , wearing heart pajamas, with blood-shot eyes.
Mike: The mosquitoes...Must die.