An undergraduate of the University of Lagos, Rhema Ahonsi, is aiming to have his name in the Guinness World Record as he attempts the longest singing marathon record. Rhema, 27, who is joining a host of Nigerians making record-breaking attempts, an unprecedented surge experienced by Guinness, after Hilda Baci’s cook-a-thon record, will be attempting to become the first Nigerians to …