English rapper Tinie Tempah has achieved his second number one single with Written in the Stars, The Official Charts Company said.
The track is the third release from his debut album Disc-Overy which is out on Monday.
Hip-hop singer Labrinth was a collaborator on Tinie Tempah's first two singles, but he now has success on his own with Let The Sunshine going straight in at third spot in the singles chart.
Tinie Tempah and Labrinth were separated by Hawaiian-born singer Bruno Mars.
His single Just The Way You Are (Amazing) was knocked off top spot into second place.
Adele's 2008 song Make You Feel My Love reached number four after it was sung by several contestants on The X Factor.
Meanwhile Taio Cruz's Dynamite dropped three places to number five.
The Script returned to the top of the albums chart after Science & Faith regained the number one spot.
Mark Ronson & The Business Intl went straight in at second place with Record Collection. Former Genesis star Phil Collins' album Going Back dropped from first to third.
Winston Churchill became the first ever British Prime Minister to enter the pop charts. Reach for the Skies, released to coincide with the 70th anniversary of the Battle of Britain, combines some of Churchill's most rousing speeches with music by the Central Band of the RAF.