Christina Ricci 's ex-husband went to court to complain about his custody arrangement with the actress after she allegedly boozed it up on a plane next to their son, Freddie . James Heerdegen filed a request for an emergency hearing over their custody arrangement after he says their son, Freddie, contacted him recently and claimed Christina drank alcohol during their June 16 flight to Canada. Thing is ... when Freddie spoke with his legal representative, he "advised that he 'overreacted' in