“Real Housewives of Beverly Hills” star Erika Jayne conspired with a Secret Service agent who once reportedly had ties to Hunter Biden - to pursue bogus credit card fraud charges against her former costume designer, according to a bombshell $18 million lawsuit. Christopher Psaila accused Jayne, 52, of filing fraudulent refund requests with American Express and, through her hubby, Tom Girardi, bribing Secret Service Agent Robert Savage III to “weaponize” the agency and unjustly prosecute the designer over legitimate charges he billed her in 2015 and 2016, according to the lawsuit filed Tuesday in U.S. District Court for Central California....