Mandy Moore went from a Y2K pop star to an Emmy ... girl Lana Thomas in 2001's The Princess Diaries - and tormented Anne Hathaway's Mia Thermopolis - the women had fun at their movie premiere.

For A Walk to Remember's 20th anniversary, Mandy Moore, Shane West and director ... "I don't remember this, but Anne Hathaway has told me that she was down to the wire on it.

Mandy Moore took a walk down memory lane ... Lana Thomas in 2001’s The Princess Diaries, which starred Anne Hathaway. Looking back at her sartorial choice for the movie premiere, she noted ...