Miley Cyrus is a Barnes & Noble Beauty

Miley Cyrus signs one of many books at the Barnes and Noble at The Grove in Los Angeles on Saturday afternoon (March 7).

The 16-year-old starlet was all smiles as she arrived with boyfriend Justin Gaston and momager Tish. The duo were seen having lunch together while Miley signed away.

Miley revealed in her new book, “Miles To Go,” that ex-boyfriend Nick Jonas was her ‘Prince Charming.’ Miley wrote about the day they met, “It felt like the whole world stopped. Nothing else mattered.”

“Goa Nights” Necklace by Rosena Sammi.

40+ pics inside of Miley Cyrus signing her book…