Docket No. E002108. October 11, 1985. COUNSEL Bruggeman, Smith Peckham and Stephen Miller for Petitioners. No appearance for Respondent. Miller, Madden Theios, Olen G. Miller and John J. Madden, Jr., for Real Party in Interest. OPINION KAUFMAN, J. We issued an alternative writ of mandate to review an order of the San Bernardino Superior Court denying the motion of defendants below to amend their answer to the plaintiff's first amended complaint for "bad faith" to allege a fourth affirmative defense: