Lily Allen has remained at the top of the UK singles chart for a fourth week in a row.
Her latest single Fear fought off former number one Just Dance by US sensation Lady Gaga.
Kings of Leon experienced a positive reaction to their performance at the Brit Awards with their single Use Somebody the third biggest single of the week and their album Only By The Night returning to the top of the chart.
The rest of this week's top five was made by the Prodigy's latest single Omen and former Strictly Come Dancing winner Alesha Dixon and her hit Breathe Slow.
Welsh star Duffy saw her album Rockferry shoot up the chart following her triple success at the Brits on Thursday.
Her album rose 15 places up to number four in this week's chart, behind Allen's It's Not Me, It's You and the former Smiths front man Morrissey's new album Years of Refusal.
Elsewhere, The Ting Tings saw their debut album experience an 80 per cent increase in sales during the last seven days on the back of their performance at the Brits.