He is asking if the rumor about the Turning Japanese song is a masturbation joke is true or not.
Fun tangential fact: Billy Squire's The Stroke is about nothing sexual whatsoever; it's about the music business.
Oh yeah, also:
Robot nurse: "Are you ready to operate, doctor?"
Robot doctor: "Yeah, but first I have to perform surgery."
Zoidberg: "That's my joke! I'LL KILL YOU!"
The only one I have that DOES change on its own is my phone. I have to change my alarm clock, my watch, and my car clock. And depending on if my parents do it first or not, our oven and microwave clocks.