The "Prometheum-X" featured in the episode is based on the actual element "Prometheum".File:Aerosmith.jpg
When Peter gains the ability to don whatever clothes he desires with his new black suit, he decides to briefly take the appearance of "that guy from Aerosmith".
Episode Title 
Parker, how on Earth did you get in the middle of Manhattan, hanging upside down in a costume you've never seen before? 
