When it comes to undone waves, it's all about mixing the casual with the classic. Rose Byrne showed off her wavy lob at The Internship premiere in Los Angeles. J-Lo's loose waves were spotted in England at BBC Radio One. So, we want you to decide: Which celeb do you think pulled it off best?
More on TotalBeauty.com Look of the Day: Jessica Szohr The Stepford Wife Workout Sloppy to Chic Hairstyles