Cosmo, the lovable but hapless fairy godparent from the animated series “The Fairly OddParents,” is a fan favorite known for causing more trouble than he solves. To replicate his appearance, you’ll need a green wig, a white dress shirt, a black tie, and black pants. And don’t forget the fairy wings and wand, as they are essential to completing the Cosmo look. In these simple steps, you’ve got one fairly odd costume!