Instagram/Zac Brown & Kendra Scott Music Zac Brown's special wake-up call for Artemis II astronauts aboard their spacecraft. A heartening moment of music and inspiration in space. April 11, 2026 AceShowbiz - The Artemis II astronauts were greeted with a special wake-up call when Zac Brown played his song Free aboard their spacecraft. The country music star and his wife, jewelry designer Kendra Scott, shared the heartening moment on April 10, 2026.