Sausage Mahoney
That’s weird. Mahoney is my real last name…
Felony Cheese Making 
What do y’all think of Robot Love? I’ve been on a Lords of Acid kick and the song title struck me.
Chicken of Bristol
Someday…
How about Lambastard.
Toot Uncommon
Oh, wow!
I’ll have to start selling a different one now.
Exit the Flagon.
Being, y’know, as Enter is taken.
Don’t be jealous. 
OK, then, another vote for Not A Platypus, except with a lower case “a” as depicted here:
Not a Platypus
Much better, don’t you think?
How about, simply, Monotreme. Maybe Bill the Monotreme to make the platypus reference more obvious than the echidna possibility.
Not a Platypus could also work.
You should change it to Thorny Platypuss, and see how many people get it wrong.
I’d like to use Not a Platypus, but I emailed TubaDiva earlier with a different name at the top. Hopefully it isn’t too late, eh?
We shall see!
I just emailed her again (sorry) to shuffle NaP to the top of my list of hopefuls. See, this is why I don’t make important decisions. I make a hasty choice, then go “hang on, now…” afterwards.
Extrememonotreme?
or maybe Slick Echidna?
If You See Kay
Pay Horny Slut,P.T.
Ok, that’s friggin awesome.
Woowoo! 
Looks like we have a winner. Thanks for all of the suggestions, guys!
That’s gonna last about as long as the guest who signed on as Ava Gina.
EDIT: Never mind…
I came in late, but I love it!
What was it before?