Brad Pitt, Rihanna, Justin Bieber and More Stars Attend Las Vegas F1 Grand Prix: PICS

Hailey Bieber looks stylish as she leaves her apartment in New York City- while husband Justin Bieber gets lost looking for his hotel suite during F1 event in Las Vegas

Brad Pitt looks just like his Fight Club character Tyler Durden almost 25 YEARS after movie... as he arrives at F1 Grand Prix

EMILY PRESCOTT: Rod Stewart joins chef Gordon Ramsay at the Formula 1 Grand Prix, as Brad Pitt watches from paddock