Life ‘OITNB’ star Laura Prepon announces pregnancy with attention-getting hashtag: #knockedup October 24, 2019 Cydney Henderson, USA TODAY Comments Off on ‘OITNB’ star Laura Prepon announces pregnancy with attention-getting hashtag: #knockedup "We are so excited to announce that our family is growing," Laura Prepon captioned a picture in which she holds her daughter just above her baby bump.