Luigi, Nintendo Club Wiki

Ghosts (Luigi's Mansion) - SmashWiki, the Super Smash Bros. wiki

Mario & Luigi: Bowser's Inside Story, Awesome Games Wiki

The Super Mario Bros. Movie Characters and Cast Guide

Baby Luigi - Super Mario Wiki, the Mario encyclopedia

FREE! - Super Mario Crossword, The Super Mario Bros. Movie

Poltergust G-00 - SmashWiki, the Super Smash Bros. wiki

Princess Peach, Nintendo Club Wiki

Luigi Runs the Nintendo 2DS Factory for a Day - Super Mario Wiki, the Mario encyclopedia

Luigi (The Super Mario Bros. Movie), MarioWiki

Meet Luigi: Mario's Brother and Nervous Hero - Super Mario Wiki, the Mario encyclopedia