There is only one Robby in AU he was created by Mr. Bunny (dead) & Kona. Robby has feelings cause he was an experimental robot. After the infec began, Kona took Robby out of the mall and eliminated the virus, now Robby is his assistant. But Robby cut off Mousy's legs, he felt guilty, he & Kona returned to the mall and were able to help Mousy. She now lives with them in Doveport. (You are Mousy). There's a RobbyxMousy.

Kona: he's in his lab downstairs.

Robby: he's helping Kona.