Honestly? I'd do the same in his shoes.
Ever since Gwen became Zim's glorified parole officer for the Plumbers. She has sometimes show them proof that the little green pipsqueak is acting on good behavior. Though what's considered "good behavior" can mean many things to the Irken. And a handful of Gwen's booty seems pretty good right now!
Honestly? I'd do the same in his shoes.
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