R+B singer Rihanna has continued her chart dominance in the U.K. after scoring her eighth week at number one with summer hit UMBRELLA. The 19-year-old once again saw off British singer Kate Nash - whose song Foundations stayed at number two for the second week running. Avril Lavigne was the highest new entry with When You're Gone at number three, while Do You Know by Enrique Iglesias and The Hoosier's Worried About Ray scored fourth and fifth spots respectively. Dance stars The Chemical Brothers went straight in at number one in the album chart with We Are The Night, while Crowded House's Time On Earth was the second biggest entry at number three.