James Gavin, author of “Stormy Weather: The Life of Lena Horne,” is celebrating the release of his book in paperback with a performance event honoring the iconic singer. Today in Camden, he provides narration while vocalists Rebecca Parris and Paula West sing Horne’s hits.

Following the performance, Gavin will sign copies of his book at Natalie’s restaurant. Go to www.camdenoperahouse.com for information.

WHEN: 4 p.m. today

WHERE: Camden Opera House, Route 1

HOW MUCH: $22.50 and $25; $22 for children under age 12