Flapjack
The Flinstones, Fred Flinstone. There arn't really many others! Felix the Cat
Betty Boop.
Fred Flintstone, Fat Albert and Felix the Cat are cartoon characters. They begin with the letter f.
Louis Lane and Lex Luther are Superman cartoon characters. Lucy and Linus are Peanuts cartoon characters.
F is for Flintstones.
naruto??
BEN 10 :)
Mulan ,
You meant the letter "U". Two of these characters are Underdog, and Ursula.
itachi (naruto)
Blondie (Dagwood & Blondie)
Astro Boy, Asterix the Gaul, Akira