December 2, 2012-January 3, 2013 Mix 'n Mash Exhibition & Art Sale Mexic-Arte Museum 419 Congress Ave Austin, TX 7701 Mix 'n' Mash is an annual exhibition and art sale featuring local and statewide artists. Each artist creates an original piece varying in media and content on one blank 12" by 12" Gessobord™, generously donated by Ampersand.