This is a comprehensive guide for how to find Luigi on each of the 82 stages in New Super Luigi U. As many of you may have noticed, New Super Luigi U has a hidden picture/image/sprite of Luigi hidden somewhere inside each level in the game. Specific video time codes are listed below to serve as a quick link for anyone looking for any specific hidden Luigi. 00:00 World 1 - Acorn Plains Hidden Luigis 00:16 Acorn Plains 1 (1-1) Waddlewing Warning! 01:16 Acorn Plains 2 (1-2) Crooked Cavern 01:47 Acorn Plains Secret Level (1-S) Cheep Chomp Chase 02:18 Acorn Plains Tower (1-T) Flame-Gear Tower 02:54 Acorn Plains 3 (1-3) Rolling Yoshi Hills 03:32 Acorn Plains 4 (1-4) Piranha Heights 03:57 Acorn Plains 5 (1-5) Piranha Gardens 04:48 Acorn Plains Castle (1-C) Lemmy's Lights-Out Castle 04:54 World 2 - Layer Cake Desert Hidden Luigis 05:25 Layer-Cake Desert (2-1) Spike's Tumbling Desert 05:45 Layer-Cake Desert (2-2) Underground Grrrrols 06:39 Layer-Cake Desert (2-3) Piranhas in the Dark 07:...