Game: Are there (blanks) who are not really (blank)?

Inspired by this thread.

The first poster fills in the first blank with a group, the second poster fills in the second blank and then gives another group for the third poster, yada, yada, yada.

To start:

Are there any Seinfeld fans who are not really ________________________?

Are there any Seinfeld fans who are not really fans of Kramer?

Are there any Batman villains who are not really _______________________?

…really aspects of Batman himself in villainous form?
Are there any Dopers who are not…?

…aware of Cecil Adams?

Are there any Star Wars Fans who are not…?

…rabid about JarJar Binks?

Are there any jelly doughnuts that are not…?