Not much, apart from the fact that they're all beloved, easily recognizable cartoon characters ... as Phineas' head is ...

When looking for easy cartoon characters to dress up as, there are a few things to note. First: what are your personal favorite cartoon Halloween characters, and which are also beloved in pop culture?

SAN FRANCISCO --She has wide buglike eyes, a small mouth and virtually no psychological background, personal history, defining characteristics, attitudes or abilities. As a generic Japanese manga ...