 Miss Nigeria 1981 Tokunboh Onanuga was dethroned after it was uncovered that she had forged a WAEC certificate which she used to gain admission into the University of Lagos.WAEC have since confirmed on their Twitter account that Onanuga had committed exam fraud.In 1990, Binta Sukai's eligibility to compete was questioned as she was rumoured to be non-Nigerian, until it was confirmed that the aspiring fashion designer was only one-quarters Scottish.