Lisa Marie Simpson, voiced by Yeardley Smith, is Homer and Marge's oldest duaghter and the middle child on The Simpsons. Lisa is very intelligent, plays the saxophone, is a vegetarian, Buddhist, and definitely a bit of a young political activist. She's basically the complete opposite of her brother, Bart.
Anya: (in a girls voice) "Dear Lisa, as write this, I am very sad. Our president has been overthrown...(man's voice) and replaced by the benevolent General Krull! All hail Krull, and his glorious new regime! Sincerely, little girl."
Bart: Dad! Lisa's making me see things from both sides again!
Homer: Lisa, I warned you about that!
Lisa: Shouldn't Bart have all the information he needs to make an informed decision?
Homer: Now you're doing it to me, aww...