It'd only really be a double standard if Adam wasn't getting dragged for showing up looking like a slob who got out of bed while a female star was just dragged for looking the same. I think literally everyone is saying both guys look slobbish and unprofessional in contrast to Selena because they literally put zero effort into looking presentable. It's a reflection on their personalities moreso than society
That's her choice.
She's just laughing at the fact that they're still doing that to women in movies in 2015 and you don't see them doing it to men.
It's just tragic, she's rolling her eyes at it she's not fighting against it..