Arthur Bayer

 was an art critic. He sounded like Panda and Iris Wildthyme met him. He lived in the house that was of panda's dream. He thought Iris was a prostitute. She started to see him everywhere. After Iris gave him a photo of Panda and Iris, he started having memories of Panda. He turned out the be an inversion of Panda. (AUDIO: Looking for a Friend)