Here are the main characters in "The Proud Family: Louder and Prouder," but there isn't a specific plot or episode titled "Lost and Found" that I am aware of:
The Proud Family:
* Penny Proud: The teenage protagonist, known for her adventurous spirit and social justice activism.
* Oscar Proud: Penny's father, a hard-working and well-meaning but sometimes overprotective father.
* Trudy Proud: Penny's mother, a stay-at-home mom who is a strong and supportive figure in the family.
* Cecelia "CeCe" Proud: Penny's younger sister, known for her sassy attitude and love of fashion.
* Bebe Proud: Penny's grandmother, a wise and loving matriarch who provides sage advice to the family.
* Sugar Mama: Penny's other grandmother, a flamboyant and eccentric figure who often causes chaos.
Friends and Family:
* Michael "Mikey" : Penny's best friend, known for his quirky personality and love of video games.
* Dijonay Jones: Penny's other best friend, known for her flamboyant style and dramatic personality.
* Zoey Howzer: A popular and fashionable girl at Bluford High who is sometimes seen as a rival to Penny.
* LaCienega Boulevardez: A rich and spoiled girl at Bluford High who often clashes with Penny.
* The Nubian Princesses: A group of girls at Bluford High who are known for their intelligence and activism.
Other Characters:
* Mr. Peabody: Penny's strict and often overbearing principal.
* Ms. Hill: Penny's kind and encouraging history teacher.
* Felix Boulevardez: LaCienega's father, a wealthy and influential businessman.
* Mr. and Mrs. Jones: Dijonay's parents, who are always trying to keep her in line.
The show features many other recurring characters and guest stars, but this is a general overview of the main cast.