One Last Time Ariana Grande
Bruno Mars is celebrating a third week at No. 1 with 'Grenade'.
He managed to hold back a handful of new entries from the likes of Chase & Status, new comer Wretch 32 and Diddy - Dirty Money.
This week's highest new entry was Ke$ha, her new song, 'We R Who We R' flew in to the Vodafone Freebees Big Top 40 chart at No. 3 on Sunday.
We also saw Britney Spears return to the chart after two years, her new song 'Hold It Against Me' was new at No. 6 this week.
Check out this week's chart and let us know your thoughts below...