Lalaine was born in Burbank, California to Filipino parents; her mother, Elena Vergara, is originally from Batangas, and her father from Pampanga. She has three older siblings; Marian, Francisco and Cristina, and two younger siblings; Jared and Miracel. She spent most of her early years in Burbank before she relocated to attend the San Francisco School of the Arts where she was a member of a band.
Lalaine is normally credited by her first name only. She is commonly known for playing Lizzie's best friend, Miranda Sanchez on Disney Channel's Lizzie McGuire, alongside Hilary Duff. She reprised this role on the pilot of a spin-off series What's Stevie Thinking? about Miranda's younger sister, but this did not air in 2005 as originally expected and was scrapped.
Lalaine's acting career began when she was cast in the Broadway production of Les Misérables in the roles of Young Cosette and Eponine.
When Lalaine returned to California, she acted in several television commercials, including some for Microsoft and Burger King. She also worked in the play Brundibar.
She also played orphan "Kate" in the Wonderful World of Disney ABC-TV version of the movie Annie. She starred alongside A.J. Trauth and Spencer Breslin in the Disney Channel original film You Wish! as Abby. Lalaine portrayed "Chloe", a young potential Slayer-In-Training who ends up commiting suicide, on the TV series Buffy the Vampire Slayer.
In 2004, Lalaine went to the Philippines and made guest appearances on the GMA Network including the SOP Gigsters. She also promoted GMA Pinoy TV in San Francisco, California in 2004. In 2009, she appeared in the film Royal Kill along with Eric Roberts and Pat Morita.
In late July 2011, Lalaine was featured in a Shane Dawson video titled "Urban Legendz" She was also featured in another one of Shane's videos titled "Hot Chick or Cat Lady?".
In 2003, Lalaine released her independent album, Inside Story. Lalaine wrote six songs on the album, including "Life Is Good", "Can't Stop", and "Save Myself". She worked with Radio Disney, performing her songs in Southern California, and went to Hawaii with Disney's Imagineers.
She signed a record deal with Warner Bros. Records and performed on the last episode of All That. In 2005, she released a single, "I'm Not Your Girl" and remade the song "Cruella DeVil" for the album DisneyMania 3.
Songs from her unreleased album Haunted are publicly available—"I'm Not Your Girl" and "Did You Hear About Us?" were included on a physical single, and "Real Life", "No More", "Doing Just Fine",and "More Than Words Can Say" leaked onto the internet by a member of her message board.
She played bass guitar in the band Vanity Theft from April 2010 to January 2011.
In 2011, Lalaine sang on the song "Different" as part of the "Artists Against Hate".
Lalaine Paras was born on June 3, 1987 in Burbank, California. The youngest of four children, she is usually credited only by her first name, and she currently resides in Los Angeles. Her parents were originally from the Philippines before emigrating to the United States.
Lalaine was arrested in 2007 and charged with felony possession of methamphetamine. She has pleaded guilty to the crystal meth charge, but her record will be expunged when she completes a drug-treatment program.