You want something exciting to happen don't you, like - SHAZAM! Well, you can try this dressing up method if you like.
Steps
Wear a yellow cap and shirt, and purple overalls. It helps if you can stick a cloth circle on the front of the cap and put a blue W in the middle of it.
Put on some gloves, and for a more realistic appearance, put a blue W on each glove.
Put on a fake moustache. Add some padding around the tummy for a REALLY realistic appearance!
Wear large green shoes.
Tips
To be Wario as if he were on the NES, wear a yellow cap and overalls and grey shirt.
Find some images of Wario on the Internet and make him the best you can if you like.