Article continues below advertisementBritney Spears returned from her short Instagram break with a hot, lingerie-filled post on November 7.Alongside the photo of the pop princess, 43, prancing around in her underwear, she mentioned that she had a chaotic year and looked back on the last few months. The year has been filled with contention for Spears as her ex-husband Kevin Federline recently dropped his bombshell tell-all memoir. Article continues below advertisementSource: @britneyspears/InstagramBritney Spears wore lingerie for the post."So much has happened this year, it's crazy ...