Who Cares That Mariah Carey Lip-Synched On New Year's?

The taboo against lip-synching from pop stars is well past its expiration date

33 Musicians You Completely Forgot Guest-Starred On Crime Shows

See which of your favorite musicians were once on crime shows such as "CSI" and "Law & Order: SVU."

It’s Been 10 Years — How Well Do You Remember Ashlee Simpson’s ‘Boyfriend’?

Ashlee Simpsons' I Am Me was the No. 1 album in the U.S. this week 10 years ago. How well do you remember its lead single, "Boyfriend"? Take the quiz.

Which 2004 Pop Punk Princess Are You?

Avril? Ashlee? Fefe? Which pop punk princess from 2004 are you?

Ashlee Simpson’s Photos Are Giving Us Some Serious Wedding Inspiration

Ashlee Simpson and Evan Ross released their wedding photos giving us some serious wedding inspiration.

7 Things 'The Ashlee Simpson Show' Taught Us About Little Sisters

It showed that the struggle of being the baby is real, weird and sometimes pretty awesome.

Ashlee Simpson And Her Husband Evan Ross Are Expecting Their First Baby

Ashlee Simpson is expecting her second child.

Ashlee Simpson's Wedding Details Reveal A 'Very Eclectic' Upcoming Ceremony

Ashlee Simpson and Evan Ross' wedding details reveal the "eclectic" ceremony we expected. And it's at Diana Ross' house.

Ashlee Simpson's 'Baby Love' Evan Ross: Get To Know Her Fiance

MTV News digs into Ross' past.

Help! We've Been BLINDED By Ashlee Simpson's Engagement Ring!

Help! We've been temporarily blinded by the shining, diamond light of Ashlee Simpson's 4,387-karat engagement ring from soon-to-be-husband, Evan Ross!

Ashlee Simpson Engaged To Evan Ross: See The Ring

Singer confirmed she and her 'baby love' are ready to tie the knot.

Ashlee Simpson Looked Like A Blonde Siren Goddess At The 'Hunger Games: Catching Fire' Premiere (PHOTOS)

Ashlee Simpson looked INCREDIBLE at the Los Angeles premiere of "The Hunger Games: Catching Fire."

Ashlee Simpson's 'Bat For A Heart': Sneak A Peek At Her Edgy Comeback Clip

Singer abandons her good-girl image and drops the F-bomb in a new teaser for her upcoming single.

Ashlee Simpson 'In Love' With Jessica Simpson's Baby

'I couldn't be more excited for her and Eric,' Jessica's little sister tells People of Maxwell Drew Johnson's birth.

Ashlee Simpson And Pete Wentz Headed To Court In Custody Case

Divorcing couple are engaged in battle over 2-year-old son Bronx.

Ashlee Simpson Moves In With Sister Jessica During Pete Wentz Divorce

Sources say the actress/singer has been leaning on her sister for comfort.

Ashlee Simpson, Pete Wentz: More Details About The Split

Sources say Wentz did not want to divorce the actress/singer.

Ashlee Simpson And Pete Wentz: Details Behind The Divorce

Insiders say the couple have 'just grown apart.'

Ashlee Simpson And Pete Wentz: A Timeline Of Their Love

Pop darling and Fall Out Boy bassist met at 2006 VMAs and juggled parenthood, music and their various professional projects.

Ashlee Simpson Files For Divorce From Pete Wentz

In papers filed Wednesday, Simpson also seeks joint custody of son Bronx Mowgli.

Ashlee Simpson-Wentz To Star In 'Chicago' On Broadway

'Being on Broadway is a childhood dream come true,' singer/actress says.

Ashlee Simpson Off Of 'Melrose Place'

Colin Egglesfield leaving show as well.

Ashlee Simpson Wants Heather Locklear Back On 'Melrose Place'

'Of course everyone would love for her to come back,' actress/singer says of show's original drama queen.

Ashlee Simpson-Wentz 'So Excited' About 'Melrose Place'

'It's got good drama,' singer/actress says of the show.