2/3 majority wouldn't have made a difference, the referendum wasn't on leaving, it was on staying, the option supporting the motion on the ballot got less than

2/3 majority wouldn't have made a difference, the referendum wasn't on leaving, it was on staying, the option supporting the motion on the ballot got less than half the votes so it was agreed by parliament we should leave, which seems reasonable and it's shocking govt made such a mess of it.