'You Oughta Know' Who Joined Taylor Swift Onstage Last Night (Alanis Morissette and a Tutu-Clad Ellen DeGeneres)

Taylor Swift’s guest star-filled tour rolled on at L.A.’s Staples Center on Monday when the 25-year-old “Bad Blood” singer was joined by a very special guest.

Natalie Maines Debuts New Song

Dixie Chicks fans have waited nearly five years – since 2006’s Grammy-winning album Taking the Long Way – to hear new recorded material from Natalie Maines.

Now, she’s singing a new tune – and PEOPLE.com has your exclusive first listen.

Actually, the song isn’t so new: It’s a cover of the Beach Boys’s classic “God Only Knows” – recorded by Maines, 36, for the series finale of HBO’s Big Love, set to air March 20.

The song will also be available for sale on iTunes on March 15.

The Dixie Chicks Chirp as a Duo

It’s been four years since the Dixie Chicks released their Grammy-winning album Taking the Long Way in 2006. But the lull in releases doesn’t mean the band members haven’t been creating.

Dixie Chick Natalie Maines Blogs About Latest Cause

The always-outspoken Dixie Chicks frontwoman Natalie Maines has taken up a new cause – that of three men who she says were wrongfully convicted of murder.

Maines, who has previously taken on President Bush, begins a post on the Dixie Chicks Web site, “I’m writing this letter today because I believe that three men have spent the past 13 years in prison for crimes they didn’t commit.”

Natalie Maines Gets Acting Advice from Heroes Husband

Dixie Chicks lead singer Natalie Maines is prepping to take a new kind of lead in her career – in a feature film.

Maines, one third of the Grammy Award-winning Texas trio, has just been cast to make her film acting debut in an indie flick set to begin shooting in September, Stealing Cars – and she’s turning to her husband, Heroes star Adrian Pasdar, for pointers.

Natalie Maines' and Terrence Howard's RED ads with their respective children

Natalie Maines of The Dixie Chicks and Oscar nominee Terrence Howardare featured in Gap’s latest RED campaign with their children. The ads will appear exclusively in the new Vanity Fair “Africa” issue thathas 20 different covers.


Natalie Maines checks in with Beckett Pasdar

Concerned mama Natalie Maines, 32, checks in with son Beckett Finn, 2 1/2, after seeing a movie in LA on May 19th. Dad is Heroes star Adrian Pasdar.


Natalie Maines and Slade Pasdar at Pirates premiere

Dixie Chick Natalie Maines brought her son Jackson Slade, 6, to the premiere of Pirates of the Caribbean: At World’s End last evening. Dad is Heroes star Adrian Pasdar.


Dixie Chicks Regret Bush Apology

Back in 2003, Dixie Chicks singer Natalie Maines created an uproar when she told a London concert audience, “Just so you know, we’re ashamed the President of the United States is from Texas.”

Dixie Chicks Recall 'Scary' Death Threat

When lead Dixie Chicks singer Natalie Maines criticized President Bush on a London stage three years ago as the Iraqi war was looming, some U.S. radio stations yanked the Texas trio from their broadcast schedules, some fans boycotted the group – and someone threatened to kill her.

“It was definitely scary because it seemed so – it wasn’t just somebody wanting to write a hate letter,” Maines tells 60 Minutes in an interview set to air Sunday, according to excerpts obtained by the Associated Press. “It was somebody who obviously thought they had a plan.”