Ariana Grande tops Britain's new look singles charts

US singer-songwriter Ariana Grande topped Britain's singles chart on Sunday with her track "Problem" featuring Iggy Azalea, becoming the first performer to head a new look chart based on Internet streaming as well as physical sales data.

The Official Charts Company said the 21-year-old singer had made history in the process, notching up a combined charts sales figure of 113,000 in the last week.