"Kiss At 50" by Martin Popoff is a 2023 hardcover book from the At 50 Ser. published by Quarto Publishing Group USA. The book delves into the music genre of heavy metal and rock, focusing on the iconic rock band Kiss. With 192 pages, the book explores the band's history, individual members, and their influence on the music industry. Illustrated by Martin Popoff himself, this English-language book is a must-read for fans of music and the legendary band Kiss.