Posted on December 6, 2009May 12, 2011 by Santa Sighting, Ellen Theater: Bozeman Christmas Stroll Photos with the Panasonic GF1 T minus Zero at the Bozeman Christmas Stroll. Panasonic GF1, Lumix G-Vario 20mm. f/1.7 1/80 sec ISO 100. Downtown Ellen Theater, Bozeman Montana. Panasonic GF1, Lumix-G Vario 20mm. f/1.7, 1/30 sec, ISO 400.