With Which Motley Crue Member Is 5 Seconds of Summer Working On New Music?

5 Seconds of Summer
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Luke Hemmings, Ashton Irwin, Calum Hood, and Michael Clifford of 5 Seconds of Summer accept New Artist of the Year Presented by Kohl's onstage at the 2014 American Music Awards at Nokia Theatre L.A. Live on November 23, 2014 in Los Angeles, California. 

The guys of 5 Seconds of Summer are about to become one motley crew. Well, they are going to soon work with Motley Crue bassist Nikki Sixx. The rocker revealed the news on Twitter.

"Congrats @5sos on your award Nice Crüe shirt too," he tweeted. "See yah next week for some lyric writing.@iHeartRadio #iHeartAwards." (The guys later retweeted his message.)

5SOS recently to Billboard about their upcoming album, release, the follow-up to their self-titled 2014 debut release, which hit the top of the Billboard 200 last July.

"We've written most of it, and we're recording it now. We'll release it when it's right, whether it's on the tour or at the end of the tour," Michael Clifford said. "New music will definitely be out this year."

In addition to Sixx, the band also revealed they've been working with longtime collaborators Joel and Benji Madden as well as producer John Feldman.

"They've had a big role in the album this time, even more so than the last album," Luke Hemmings said of the Maddens. "It's been really fun. We really look up to them, their whole movement as a band. It's amazing they're on board with us. They're great dudes."