Article continues below advertisementBritney Spears is confusing fans again.On Thursday, November 20, the pop star jumped on Instagram to share another life update, filming herself strutting up to the mirror. She wore a black blouse, a tiny pleated gray skirt and knee-high boots for the quick clip.Article continues below advertisementSource: @britneyspears/InstagramBritney Spears posted a new Instagram rant about her appearance.