The 9 Most Amazing GRAMMY Moments You've Never Seen

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After covering music's biggest night for more than 30 years, ET has accumulated a bevy of priceless moments, many of which have never been seen until now. Here are nine of our favorites!

1. When Cyndi Lauper revealed her past struggles with depression (1985)

"When I was a teenager I was very miserable, and I was contemplating {slides forefinger across her neck}..." Lauper told ET at the time. "Just think of it. If I wasn't here, I would've missed out on all of this."

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2. When Carson Daly gushed about then-girlfriend Christina Aguilera (2000)

"We have a very special bond," Daly told ET. "I don't know what it's called but it's fun!"

3. When a 22-year-old Whitney Houston invited ET to see her GRAMMY preps (1986)

"I'm doing all right," Houston said, sitting in between her parents Cissy and John Russell Houston. "I'm holding up pretty good!"

4. When Celine Dion explained what goes on backstage (1995)

"You never get too used to being backstage," she said. "Just the excitement, people are nervous, getting ready to perform."

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5. When Will Smith took it there (1999)

"There's that second when you hear your name and it registers," Smith said. "That's just the ultimate. That's musical orgasm."

6. When Beyonce dropped one of her five GRAMMYs in the photo room (2004)

"That would've hurt!" she said.

7. When Kelly Clarkson was a total fangirl (2006)

"I just met Madonna!" she said. "She thinks I'm weird. I asked for her thighs. It's cool."

8. When John Mayer did an impromptu American Idol audition for ET special correspondent Paula Abdul (2005)

"My name is John Mayer, and I'm the next American idol," he said, feigning nervousness, "because I have the talent, the drive ... I'm a born performer!"

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9. When Adele's heart was torn between Justin Timberlake and the Jonas Brothers (2009)

"I love [the Jonas Brothers]," she said. "I like the little one, Nick. He's like 16 or something. Sixteen is legal in the U.K.," she noted with a laugh.

"I got to meet Justin Timberlake," she added. "I went into his dressing room today and came across as really rude because he made space for me to sit down, and I said, 'I got to go. I'll see you later,' even though I didn't have to go. I was just too nervous. But then he just stopped me in the hallway and was like, 'Congratulations!'"

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The 58th Annual GRAMMY Awards, hosted by LL Cool J, will air live on CBS on Feb. 15 at 8 p.m. ET/ 5 p.m. PT.