Trivia

Attended Notre Dame High School in Sherman Oaks with Rachel Bilson and Kirsten Dunst.

She came in second place on May 24, 2006, next to American Idol (2002) season 5 winner Taylor Hicks.

Battled with bulimia eating disorder.

She won a black Ford Mustang during the American Idol (2002) finale.

Was roommates with fellow American Idol (2002) contestant Kellie Pickler.

Attended the Boston Conservatory of Music for three semesters.

Grew up in the same neighborhood as her The House Bunny (2008) co-star Anna Faris, but they never met until filming began.

Filed for divorce from her husband of six years, Nick Cokas, following a two-month-long separation. (May 2014)

She set-up "McPhee Outreach" to finance a school in Africa. (2010)

She has English, German, Irish, and Scottish ancestry.

Before being on American Idol (2002), she was a struggling actress trying to get a break.

During the opening dates of "The American Idol Tour 2006," she suffered bronchitis and laryngitis, and broke her foot before an August 1 concert date.

Married Nick Cokas in Beverly Hills, McPhee's representative, Justin Grey Stone, told People Magazine. Former American Idol (2002) contestants Kellie Pickler and Mandisa were among the 305 wedding guests. Personal mentor and producer David Foster, a VIP guest at the wedding, would go on to marry McPhee in 2019. (February 2, 2008)

Her older sister, whose name is Adriana McPhee, is a vocal coach like their mother, Peisha Arten.

She performs the song "Think," originally sung by Aretha Franklin, on the "American Idol" top 12 CD.

One of her personal American idols is Stevie Wonder.

She loves to go barefoot, and often does so on-stage, in music videos, and in photo shoots.

Daughter of singer and vocal coach Peisha Arten and Daniel McPhee (died on July 15, 2018).

Her fans are known as "The Kat Pack" and "McPhans".

First met Foster as a contestant on American Idol (2002) in 2006 when she sang his song "I Have Nothing" that had been popularized by Whitney Houston on The Bodyguard (1992) soundtrack.

Ranked #47 on Maxim's "Hot 100" list in 2007.

Her hit single, "My Destiny," was released on June 20, 2006.

McPhee and David Foster celebrated their wedding ceremonies at the Church of St Yeghiche, South Kensington in London, and afterwards at the exclusive club Oswald's in Mayfair. The bride's gown was designed by Zac Posen.

She sang "Since I Fell for You," "All in Love is Fair," and "Think" to advance to the top 12 of American Idol (2002).

Stepmother of Sara Foster, Erin Foster, Jordan Foster and Amy Foster-Gillies, three of whom (Amy, Sara and Erin) are older than her.

Has a Chihuahua named Nena.

She has a goddaughter who was born during her run in Hollywood.

Sister-in-law of Jaymes Foster-Levy.