Devo frontman Mark Mothersbaugh and his wife's former nanny is suing the couple for allegedly making her life a living hell.

Luna Kahn, who was fired by Mark in April (14) after she returned from medical leave for intestinal surgery, claims the Whip It singer and his partner, Anita Greenspan, abused her verbally and financially.

In legal papers, obtained by, the 64 year old claims Mothersbaugh's wife called her a pig, an idiot, stupid and dumb right to her face - and then replaced her with a younger nanny.

She also alleges she regularly worked more than 40 hours a week, but rarely got paid any overtime.

Kahn is suing for wrongful termination, age discrimination, emotional distress, and her unpaid overtime.