Simone Biles and Zac Efron: Who's the bigger fan of whom?
![Simone Biles and Zac Efron: Who's the bigger fan of whom?](http://bloximages.chicago2.vip.townnews.com/gazettetimes.com/content/tncms/assets/v3/editorial/7/9a/79a1dd59-2a84-5e26-bc48-da7fa170d673/57b393fab8487.image.jpg?resize=300%2C247)
RIO DE JANEIRO (AP) — Simone Biles, the biggest breakout star of the Rio Olympics, was starstruck. Understandable — despite four gold medals the gymnast is still a 19-year-old meeting movie star Zac Efron.