Age?

IMDb lists her as a 20-year-old (with her birthday apparently being December 27, 1993) but this article from November 21, 2012 says she's 19. http://www.oldham-chronicle.co.uk/news-features/8/news/75418/secrets-o ut-olivia-a-rising-star-in-uk-and-us
Either her people are giving her a fake birthday (to appeal to more roles?) or the article has inaccurate information ...