MICHAEL Jackson’s burial was delayed for nearly three months due to a row over £30,000 involving his sister Janet, a new book claims.She allegedly paid a deposit for a plot in an LA cemetery.But the singer, 46, who is set to marry a Qatari millionaire, wouldn’t let her brother be laid to rest until his estate reimbursed her.Jacko biography Untouchable also claims his family searched his home for cash after he died at 50 in 2009 owing £300million.