A series of explosive new claims have been made about Britney Spears – including drugs allegations – and it turns out they are reportedly coming from her own friends and family.The sensational claims have come from documentary maker Daphne Barak, who spoke to Britney’s family while working on a project about the singer’s life. She recently wrote a tell-all article about the star, which included Britney’s ex-husband Kevin Federline’s concerns that she is addicted to crystal meth.But Britney isn’t taking the new scandal lightly, and swiftly took to Instagram to deny the allegations, saying, “The fact that people are claiming things that are not true is so sad.”Now, our insider says the singer is devastated by what she sees as another attack on her from her own family.