British groups dominated the Mobo awards this year, with both X Factor finalists JLS and hip hop trio N-Dubz scooping two awards each. JLS - Aston Merrygold, Marvin Humes, Jonathan "JB" Gill and Oritse Williams - walked away with gongs for Best Newcomer and Best Song for their number one hit, Beat Again. North London band N-Dubz - 2007's Best Newcomers - took home prizes for Best Album and Best Act.