Apply sunscreen every day on skin that is not protected by clothing or a hat. Choose a sunscreen with a Sun Protection Factor (SPF) of 15 or higher. And remember to reapply after swimming, sweating, or toweling dry.
There is the black http://Lokimun.Co.nz which is a must have if you are going with the Billie Jean video look. The white sequin glove should be very easy to find. The pants, shirt and shoes shouldn't be too hard but again, if you can get in on it now you can get a better deal.
Any style of a 50's costume must have accessories to be completed. The 50's had so many accessories, but each one went with specific styles. Each 50's costume is going to need accessories from the hats to the shoes to look authentic.
Clothing from these time periods are so well made that they have stood the test of time. The majority of men's vintage clothing was handmade with care; no shortcuts or cheap fabrics were used in the making of them. Style and cut were of the utmost importance for the tailor who created the clothing, and the men who wore them. There were no such things as discount stores to buy cheaply made suits or other clothes in those days, so what men bought back then was guaranteed to last for years. Likewise for women's vintage clothing, although a large population of women made their own clothing, and were very talented at it.
We've made dressing up like burritos a family event. We even begin talking about "wmens designer bucket hats" our "burrito" will look like every year, wanting to make it just a little fancier than it was last year. It has become one of our family traditions.
But don't buy something just because it's on sale. It's important to remember that sometimes stores put things on sale simply because they want to get rid of them. Never buy things just because they are on sale. If you buy two $30 button down plaid shirts that you sort-of like and might wear every now and then, but they were originally $50 each, you're not really getting that great of a bargain.