Puzzle (demo) is the first demo of the greek indie rock band BrightSide (Band). It was released at January 19, 2012. It was later (April 2012) mixed and mastered at Nemesis Recording Studio by Tasos Karapapazoglou and Анастасиос А. Папанастасиу. It was produced by BrightSide and Анастасиос А. Папанастасиу.