Members of Thrice, Switchfoot, Nekokat and more cover Tom Petty for Parkland tribute—watch

To Write Love On Her Arms held their annual HEAVY AND LIGHT event, and members of Switchfoot, Thrice, Nekokat, Copeland and more joined together to share a special cover of Tom Petty's “I Won't Back Down.”

Read more: Musicians show support for student walkouts to end gun violence

Switchfoot's Jon Foreman dedicated the final song to the Parkland community, a special ending to the evening filled with songs, conversation and hope.

Watch the powerful performance below:

HEAVY AND LIGHT is an event offering a loving and supportive environment for people to walk away knowing they're important and their story is important.