On Halloween night, New Found Glory performed in Bethlehem, Pennsylvania. During their song “Vicious Love,” Hayley Williams came out dressed as the Stay Puft Marshmallow and gave an incredibly memorable performance. You can watch a fan-shot video of the epic moment below. Be sure to leave us a comment with your thoughts!

Read more: Hayley Williams almost didn’t sing on New Found Glory’s “Vicious Love”

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