Pop artists Taylor Swift and Harry Styles are among the celebrities who donated personal items to go under the hammer for a charity relief auction ahead of the Grammy award ceremony taking place in Los Angeles Sunday.

"It's a charity that helps other musicians in need, with financial aid with rehabilitation with medical needs", says Martin Nolan, Executive director of Julien's Auctions.

He spoke about the guitar donated by Styles saying "This is a beautiful guitar, it's a Fender Stratocaster and it's from Harry Styles and is signed by Harry Styles: “Always love” you see the heart here. This is from him. beautiful, beautiful guitar, estimated USD 2,000 to USD 4,000 and of course, we're selling it this Sunday for the MusiCares auction. "

He continued saying, "All of the proceeds go on to benefit MusiCares, which is a charity founded by the Grammys 30 years ago."

As for the guitar donated by Swift, he commented saying,"It's a custom "evermore" Epiphone guitar from Taylor Swift. So you see Taylor Swift's name on the actual guitar. And also she's actually signed this with a heart there for love. Estimated USD 5,000 to USD 10,000."

He concluded saying, "We have 49 lots, including tickets to the Grammys, for that nice -- plus the after party, so people have an opportunity to bid on the auction on Sunday, win tickets and go to the Grammys that night and then go to the after party, which will be an incredibly amazing experience."