Peter Griffin was an individual who existed in one universe.
Biography
Peter Griffin knew Jenny Everywhere, who had previously shifted to his universe at some point.
When she returned, she offered a can of Gevity to him as part of an advertisement. Peter was not familiar with the drink, but stated that he got his money's worth after drinking it. (COMIC: Jenny Says: Drink Gevity™! [+]Loading...["Jenny Says: Drink Gevity™! (comic story)"])
Behind the scenes
Peter Griffin is a character from the American animated series Family Guy who did not give permission for the character to be used.
In the episode Meg Stinks!, Peter is depicted as being able to regenerate with his lost hand creating an evil clone of him, "Retep". This is in reference to the events of The Christmas Invasion [+]Loading...["The Christmas Invasion (TV story)"], where the Tenth Doctor lost his hand, and Journey's End [+]Loading...["Journey's End (TV story)"], where the hand similarly grows another version of the Doctor, although this version is not depicted as an evil clone.