Worryingly she doesn't have
one job she has five:
1. Lord Privy Seal
2. Leader of the House of Commons
3. Deputy Leader of Labour party
4. Chairmanship of the Labour Party
5. Minister for Women
That's five too many.
And as for how clueless she is: (From Wikipedia)
In April 2008, Harman's blog was "hacked" and changed to state that she had joined the Conservative Party. Harman later admitted when questioned by Sky News that the incident was a result of her using the "Harriet" and "Harman" as her username and password.