Rumored to be dating Billy Corgan, Jessica Simpson opens up about her relationship with the Smashing Pumpkins frontman, referring to him as a "very, very dear friend."

"I can't find good enough words to speak about Billy," she tells Ryan Seacrest on his KIIS FM radio show. Corgan worked on a song with Simpson for her new VH1 show "The Price of Beauty."

She says of her time in the studio with the rock star, "For him to give his time and talents and share them with me, it was a great experience and I hope we can do more music together."

Multi-Grammy-winning music producer Quincy Jones will soon be honored by the likes of Mary J. Blige, Jennifer Hudson, Usher and other music stars, who will record versions of his hit songs in a new album!

Q: Soul Bossa Nostra, set for release in May or June, will include contemporary versions of Jones' classic hits performed by Jamie Foxx, LL Cool J, Wyclef Jean, John Legend, Snoop Dogg and others.

Jones will executive produce the album, which will compile songs selected by the artists themselves.

Country music supergroup Rascal Flatts guest starred on Thursday night's episode of "CSI: Crime Scene Investigation," and the band spilled behind-the-scenes secrets to ET!

"We jumped at the chance, the opportunity [to guest-star]," guitarist Joe Don Rooney told ET. "It's been a blast."

“We get to step out, do something different,� added lead singer Gary LeVox. “We’ve all had the drive to try to maybe do some acting… It’s kind of a win-win for everybody.�

The United Nations presented popstar Shakira with a medal to acknowledge her philanthropic work for issues concerning children and youth.

Shakira founded the Barefoot Foundation in her native country of Colombia. The organization provides proper nutrition and an education to upwards of 6,000 children. It also extends its outreach to the kids' parents and community.

At the ceremony in Geneva, Shakira made a call for others to offer service: "It's not too late to keep our promise to our children, but we must act now. Together, we can make education and decent work for all a reality."

Country legend Reba McEntire and fellow singer Blake Shelton were up bright and early Tuesday morning to announce the Academy of Country Music Awards nominees on CBS' "Early Show" and ET got the backstage scoop.

"We represent country music this morning, and that's an honor," Blake said of reading the list of nominees.

Both Reba and Blake received a nomination, and Reba told ET, "We're tickled. Absolutely wonderful." Blake chimed in, "I'm shocked right now. She's actually holding me up right now."

The Osmond family has turned to one another as they strive to move forward following the suicide of Michael Bryan, Marie's son. Marie's brothers and nephew gathered in Utah on Monday night to support the release of David's new album, "Reflected." They also used this as an opportunity to reflect on the tragedy that has afflicted their tight-knit family.

Donny Osmond said, "Whenever there's a situation where there needs to be rallying, the Osmonds rally around each other and support each other. And, there's a lot of that going on right now."

Upon receiving the devastating news of Michael's death, the brothers immediately boarded Donny's plane to join their sister in Las Vegas. "It meant a lot to her to have us at her house," reported Donny.

Almost seven months after calling off their last tour when singer Steven Tyler fell off a stage, Aerosmith is heading back out again, this time to Europe.

The legendary band's "Cocked, Locked, Ready to Rock" tour kicks off on June 10th in Sweden.

"Back by popular demand with more spit and fire than ever before, we're coming across the pond and parting the waters as we go," Tyler said of the upcoming tour.

A host of music stars will help welcome back Jay Leno to "The Tonight Show."

Leno will be joined by Adam Lambert, Robin Thicke, Ben Harper, Ryan Bingham and Lifehouse during his first two weeks back as the host, NBC tells the Associated Press.

The funnyman retakes "The Tonight Show" throne on March 1. Click here to find out which other big-name guests are expected to appear!

Earlier today, Chris Brown told Mojo in the Morning: "My hat is off to [Tiger Woods] -- I support him." The singer even drew a comparison between himself and the embattled sports icon, saying they both deserve a break!

Both stars have had an image crisis after being involved in shocking scandals -- Brown for beating then girlfriend Rihanna and Woods for a bizarre accident that was never explained as news broke he had numerous affairs on his wife.

"Whatever his personal life is -- and I think this goes for me and him -- his personal life is his personal life," the singer said on Mojo in the Morning. "I do music, I sing songs, like, I'm an entertainer, I'm a performer, but people make mistakes," he added. "So my hat is off to him -- I support him, I hope he gets back on the field and does his thing, cause he is the best at it."

Elvis is back in the building at Aria Resort and Casino in Las Vegas. ET was on the blue suede carpet for the opening of "Viva Elvis," a new Cirque du Soleil production.

Priscilla Presley, his ex-wife, was very involved in the three-year process of putting this show together. She admitted, "The wedding scene was emotional."

"The Girls Next Door"'s Holly Madison also got "All Shook Up" for the tribute, wearing an Elvis necklace. She revealed that her favorite song is "Jailhouse Rock."

Following reports of a rumored romance with Jessica Simpson, Smashing Pumpkins frontman Billy Corgan sets the record straight.

“The stuff that I’ve seen doesn’t have any bearing to the reality that I’m in,� he told the Chicago Tribune of the dating rumors. “It’s like being in a cartoon. It has nothing to do with what’s really going on or how I feel.�

Corgan explained that he was helping Simpson record the theme song for her upcoming VH1 reality show "The Price of Beauty." The rock star says of the program, "[The show] has an interesting concept. She goes around the world to show how different people perceive beauty. In some cultures, bigger is better. In some, smaller is better. It’s interesting.�

The best-selling band Linkin Park is lending their support to the Haitian earthquake victims with their new video "Not Alone." Click here to check it out!

"Not Alone" is a song Linkin Park wrote and recorded specifically for the "Download to Donate For Haiti" campaign, which was launched by the band's non-profit organization Music for Relief.

"Download to Donate For Haiti" also features songs by Jack Johnson, Weezer, The Crystal Method and Metric.

ETonline is streaming live as best-selling singer Mary J. Blige performs from the Ed Sullivan Theater in New York! Click here to listen!

The concert is a part of the continuing "Live on Letterman" Web series and the Grammy Award-winning artist will be singing songs from her recently released album, Stronger With Each Tear immediately following her appearance on "The Late Show with David Letterman."

An attorney for Dr. Conrad Murray tells ET that Michael Jackson's former physician gave an incorrect timeline when first interviewed by police related to the June 25 death of the King of Pop.

Attorney J. Michael Flanagan, who represents the embattled physician, tells ET that the original timeline of events that Murray provided to police was incorrect.

RadarOnline.com initially reported that Flanagan acknowledged Murray's timeline was incorrect, reporting that Murray first told police he administered Propofol to Jackson at 10:50 a.m. and found him unresponsive two minutes later, but a 911 emergency call was made at 12:21 p.m.

Listen up Mary J. Blige fans! At 8 p.m ET/5 p.m. PT tonight, ETonline will be streaming live as the best-selling singer performs from the Ed Sullivan theater in New York!

The concert is a part of the continuing "Live on Letterman" web series and the Grammy Award-winning artist will be singing songs from her recently released album, Stronger With Each Tear immediately following her appearance on "The Late Show with David Letterman."