Of Mice & Men frontman Austin Carlile announced his departure from the band late last year due to his fibrocystic connective tissue disorder Marfan Syndrome.

Read more: Austin Carlile leaves Of Mice & Men

Aaron Pauley, Alan Ashby, Phil Manansala, and Valentino Arteaga have continued as a four-piece and played their first show without Carlile at Las Rageous Festival in downtown Las Vegas.

Replacing Carlile on vocals was Aaron Pauley. See how the bands sounds in footage from their set below.

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