Britney Spears' younger sister, Jamie Lynn Spears, will be on Dancing With The Stars.
The actress, who starred in the movie "Zoey 102" and the 3rd season of Netflix's "Sweet Magnolias" this year, joins the already announced celebrities, the star of "Vanderpump Rules", Ariana Madixe, and the lead of "The Bachelorette", Charity Lawson.