The Hazy Hideaway is a two-day music & arts festival at Sierra Nevada’s Mills River Brewery with live music, art, food and select brews. The Hazy Hideaway transforms Sierra Nevada's Mills River brewery into a two-day music and arts festival made for exploring new music, experiencing good vibes, and embracing the haze. Headliners Phantogram and Toro y Moi close each night with genre-blending performances. Supporting and local artists fill The Hazy Hideaway with energy, discovery, and unexpected moments all weekend long.