A Miami-area man filed a lawsuit accusing a Canadian heiress and her husband, a former reality TV personality, of borrowing $2 million and failing to repay it. Named in the suit are Brendan Fitzpatrick, 38, who appeared on Rich Kids of Beverly Hills, and Chloe de Serigny, 31, the granddaughter of late financier Paul Desmarais, according to the Daily Mail. Here's what to know In the federal complaint, Max Jan Fowles-Pazdro, 46, says Fitzpatrick c…