It's shows you how great their relationship is with Jen that they're all maintaining with straight faces her diva antics to the interviewer. It's clearly not true, she's too normal for all that.
Sheo Captain Swan quite a few celebrities do yes. Jennifer Lawrence, Kaley Coco, Elizabeth Banks. They have all had the same blonde look this past year, not a bad look its just I've seen it a lot. Hopefully in 2016 celebs will try to be more original haha