Ph II Bevacizumab + Etoposide for Pts w Recurrent MG

32 pts w recurrent WHO grade III MG \& 27 pts w recurrent WHO grade IV MG will be enrolled in this study. Estimated rate of accrual is 10 pts per month. The estimated date of study completion is 6-9 months from study initiation. Bevacizumab administered intravenously at dose 10 mg/kg every two weeks. If pt tolerates 1st bevacizumab dose, subsequent doses may be given by local oncologists under direct supervision of Duke investigators. Etoposide administered orally, once daily for 1st 21 days of each 28-day treatment cycle. Dose of Etoposide will be 50 mg/m2/day. The Duke investigators will review all la data \& order treatment. Treatment will continue until either evidence of progressive disease, unacceptable toxicity, non-compliance w study follow-up, or withdrawal of consent.