original: She is the younger sister of singer / songwriter Britney Spears.
simplifications: She is the younger sibling of singer / songwriter Britney Spears. She is the younger sister of singer Britney Spears. She is the younger sister of Britney Spears. She is the younger sister of singer / songwriter Britney Spears. She is the younger sister of Britney Spears. Spears is a singer / songwriter. She is Britney Spears's younger sister. She is Britney Spears' younger sister. She is the younger sister of the singer/songwriter Britney Spears. She is Britney Spears younger sister. Jamie Spears is the younger sister of the singer/ songwriter Britney spears.