This isn't a glitch. The art has not been drawn for any pets that are not from Scria, or are not the original 3 retired CS pets.
Eventually the other pets will have art drawn for them, but for now, if you enable the effect, there is nothing to display because the art has not been drawn yet. =)
＊*•̩̩͙✩•̩̩͙*˚♫ and the haters gonna hate hate hate hate hate ♫＊*•̩̩͙✩•̩̩͙*˚
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