Britney Spears' sister Jamie Lynn has spoken out on the Oops! I Did It Again hitmaker's conservatorship battle.The 30 year old took to her Instagram stories to share a series of clips of herself as she told her 2.2million followers that she didn't feel it was appropriate to speak out until Britney had her say on the matter.The famed singer appeared in a Los Angeles court via video link on last week, where she detailed the extent of her conservatorship, telling the judge: "I'm not here to be