Adam Lambert

In this Jan. 23, 2012 photo, musician Adam Lambert poses for a portrait in Beverly Hills, Calif.

Adam Lambert and the rock group Queen perform in a fan zone during the Euro 2012 soccer championship tournament in Kiev, Ukraine, June 30, 2012.

Singers Angie Miller and Adam Lambert perform onstage during Fox's "American Idol 2013" Finale Results Show at Nokia Theatre L.A. Live on May 16, 2013, in Los Angeles.

Host Adam Lambert attends "VH1 Divas" 2012 at The Shrine Auditorium on Dec. 16, 2012, in Los Angeles.

Adam Lambert, left, kisses one of the dancers as he performs during the closing act of the 37th Annual American Music Awards on Sunday, Nov. 22, 2009, in Los Angeles. His risqu

Adam Lambert discusses his controversial American Music Awards performance during an interview on CBS News' "The Early Show" in New York, Wednesday, November 25, 2009. Lambert appeared on "The Early Show" the day his "Good Morning America" appearance, which was canceled after ABC received complaints about his AMA performance, was scheduled to take place.

Adam Lambert, the runner-up on the eighth season of "American Idol," poses backstage following the show's finale in Los Angeles, Wednesday, May 20, 2009. The San Diego resident released his debut album on Nov. 23, 2009.

Idol finalists Kris Allen and Adam Lambert - Carousel — AP Photo/FOX /Michael Becker

"American Idol" finalists, Kris Allen, of Conway, Ark., left, and Adam Lambert, of San Diego, are shown on May 13, 2009, in Los Angeles. Allen won the competition but Lambert walked away with fame.

Adam Lambert, Kris Allen, host Ryan Seacrest - Carousel — AP Photo/ FOX, Frank Micelotta

From left, finalists Adam Lambert and Kris Allen with host Ryan Seacrest during "American Idol" on Tuesday, May 19, 2009, in Los Angeles. Since "Idol " ended, he has been named Young Hollywood's Artist of the Year and Teen Choice's favorite Reality/Variety Star.

Adam Lambert- Carousel — AP/FOX Frank Micelotta

Adam Lambert performs in front of the judges on "American Idol" on Tuesday, May 12, 2009 in Los Angeles.

Singer Adam Lambert arrives at the Hollywood Life 11th Annual Young Hollywood Awards in Santa Monica, Calif. on Sunday, June 7, 2009.

"American Idol" runner-up Adam Lambert sits in Rockefeller Center on May 28, 2009, before singing for "Today" show audiences in New York.

Singers Adam Lambert and Katy Perry arrive for the premiere of "Michael Jackson's This Is It" on Tuesday, Oct. 27, 2009, in Los Angeles.

Snoop Dogg announces nominees for the American Music Awards as Adam Lambert looks on during a news conference in Beverly Hills, Calif., on Tuesday, Oct. 13, 2009. Lambert had a controversial performance in the show Nov. 22, 2009, at the Nokia Theater in Los Angeles.

"American Idol" finalist Adam Lambert arrives at the 37th Annual American Music Awards on Sunday, Nov. 22, 2009, in Los Angeles.