Britney Spears has sent a sarcastic Christmas message to her family. The 44-year-old pop star has previously been open about her turbulent relationship with her family, and Britney has taken to social media to pen a belated, sarcastic Christmas message to them. Alongside a photo of a Christmas tree, Britney wrote on Instagram: "Merry late Christmas to my beautiful family who have never disrespected me, harmed me, ever done anything completely unacceptable or caused unbelievable trauma, the kind you can't fix … to my dear sweet innocent family … so so sorry I was busy this Christmas but I will definitely show up and surprise you soon … I can't wait …. hello, beautiful Ivy … I just want to hold you, my love … Godspeed, friends (sic)" Several members of Britney's fa mily - including her mom Lynne - spent Christmas Day with her sister Jamie Lynn Spears. The pop star, on the other hand, celebrated the holidays with her son Jayden, 19. A source told People: "B...