I'm 100% certain that Lupita Nyong'o is the only one who can get away with this:

Long-sleeved coverall shorts. (I think some people call this a "romper.") I sorta love it, if only for its practicality. It seems perfect for a winter rainstorm. Think about it—sleeves to keep your arms warm, and you don't have to worry about drenching your pants when you wade through a flood! And the busy croc-skin pattern lets the raindrops and wet spots not show.

Here's Brad & Angelina watching her accept the award. They're looking at her like we look at her. I feel like this is the requisite facial expression: