Billie Eilish thonged out and in a totally transparent dress is not the standard. The 18-year-old pop sensation, known for her slouchy shorts and shirts was body-shamed up the wazoo this year for her swimsuit shower, however she has returned for another figure flaunt in a rare see-through dress showoff. The "bad guy" singer, recently announced as Spotify's "most streamed" female artist of 2020, was curves out in this look, and it was a killer one. Check it all out below.