WHEN MARSHALL IS WINED AND DINED BY A BIG CORPORATE LAW FIRM, HE GIVES UP HIS DREAM JOB OF SAVING THE EARTH ON “HOW I MET YOUR MOTHER,” TONIGHT ON CBS

John Cho (“Harold & Kumar Go to White Castle”) Guest Stars When a corporate law firm courts Marshall, lawyer Jeff Coatsworth (guest star John Cho) wins him over, forcing him to let go of