Britney Spears has written a lengthy post in which she accuses undisclosed persons of failing to support her when she needed them.The pop star shared an image on Instagram yesterday (July 16) which in part read, “Never forget who ignored you when you needed them”, alongside her stated grievances.“How dare the people you love the most say anything at all…did they even put a hand out to even lift me up at the TIME !!!?” reads some of the singer’s message.