Lilly and Joy

Lilly and Joy are twin sisters. Their parents are Josh and Stacy, as seen in Two by Two. Genesis and Beauty are their half-siblings.

Lilly
Lilly is a grey skunk who wears glasses. As her mother is Stacy, she has no tail. She also inherits her parents' OCD, so she likes anything spotless. Genesis sometimes laughs at her rump because Lilly has no tail.

Joy
Joy is a white chipmunk who has a violet on her head. As she inherited Josh's IQ, she can be really smart. She also likes hygiene, science and art. She really likes Beauty, her half-sister.

Trivia

 * Joy's name has the two letters of Josh and the ending letter of Stacy taken out.
 * Josh now has 4 kids, as he had Genesis and Beauty in Oh, Baby!.