Yep, it’s a “so’s your mom” joke.
Actually, the initial mistranslated message feels to me like the punchline of this strip, but it didn’t belong at the end, so I had to find somewhere else to go. The idea of the response being carved into the moon was probably inspired by Chairface Chippendale.
Hey, I’m gonna be at a con in the Akron area in a couple of weeks! Specifically I’ll be performing (as Worm Quartet) at Con on the Cob in Hudson, OH the weekend of October 19! Other musical guests include the great Luke Ski, Carla Ulbrich, and Ookla the Mok!
MRS. SHOEBOX’S ASSESSMENT OF TODAY’S STRIP: Okay, yeah, that’s weird.