Jennifer Garner looked AMAZING on the red carpet at the Oscars last month. Her black Versace gown was stunning, and she had one of the arguably best looks of the night.

But, the actress is now revealing that as stunning as she looked--the process that put her in that stunning gown, led to major problems for her later on that night.

Watch as she confesses all to Jimmy Fallon below.

Tags: Jennifer Garner Oscars 2016