1. Indie pop band from Milwaukee with an album on Burger Records. Also known as Jaill. Also on Sub Pop records. 2. Sludge metal band from Philadelphia 3. Psychedelic shouty indie-pop-punk band from Billericay, Essex, England, UK who self-released the album "Communist Speech Tower Land" in 2007 and have their own page at http://www.last.fm/music/jail+%28uk%29