What is The Princess Diaries?
{{Infobox movie | name = The Princess Diaries | image = | image_size = | alt = | caption = | director = [[Garry Marshall]] | producer = [[Whitney Houston]]<br />[[Debra Martin Chase]]<br />Mario Iscovich | screenplay = Gina Wendkos | based_on = {{Based on|''The Princess Diaries''|[[Meg Cabot]]}} | starring = [[Anne Hathaway]]<br />[[Julie Andrews]]<br />[[Heather Matarazzo]]<br />[[Héctor Elizondo]]<br />[[Mandy Moore]]<br />[[Caroline Goodall]]<br />[[Robert Schwartzman]] | editing = Bruce Green | cinematography = [[Karl Walter Lindenlaub]] | music = [[John Debney]] | studio = [[Walt Disney Pictures]]<br>[[Whitney Houston|BrownHouse Productions]] | distributor = [[Walt Disney Studios Motion Pictures|Buena Vista Pictures]] | released = {{Film date|2001|08|03}} | runtime = 115 minutes | country = United States | language = English | budget = $26 million | gross = $168,335,153 }} '''''The Princess Diaries''''' is a 2001 [[United States|American]] [[comedy movie]]. It was [[movie producer|produced]] by singer and actress [[Whitney Houston]]. It was [[movie director|directed]] by [[Garry Marshall]]. It is based on [[Meg Cabot]]'s 2000 [[novel]] of the same name. The movie stars [[Anne Hathaway]] as Mia Thermopolis. She is a teenager who discover that she is the [[heir]] of the throne of the fictional Kingdom of Genovia. Genovia is ruled by her grandmother Queen Dowager Clarisse Renaldi, played by [[Julie Andrews]]. It also stars [[Heather Matarazzo]] as Mia’s best friend Lilly Moscovitz and [[Héctor Elizondo]] as Joseph, the Queen's Head of Security, and Robert Schwartzman as Lilly's brother Michael, who has a crush on Mia. The movie was released in [[North America]]n theaters on August 3, 2001. The movie peaked at number three in the [[box office]]. The movie was very successful. It grossed [[US dollar|$]]165,335,153 worldwide. A [[sequel]], ''[[The Princess Diaries 2]]'', was rele