Shawn Mendes and Camila Cabello's Senorita claims a fourth stint at Number 1 on the Official Singles Chart, while Ariana Grande and Social House score the week's highest new entry with Boyfriend.
Senorita notched up 59,000 chart sales to keep its place at the summit, made up of 6.6 million streams and 7,000 downloads. Social House worked on Ariana’s recent chart-toppers 7 Rings and Thank U, Next.
Meanwhile, Ariana and Social House's Boyfriend is new at Number 4, earning Ariana her 14th Top 10 and the pop duo their first UK chart entry.
MORE: Look back over every Official UK Number 1 single ever
Elsewhere in the Top 10, Dominic Fike's 3 Nights lifts two places to a new peak at Number 6, and Manchester rapper Aitch scores a Top 10 debut with his new track Taste (Make It Shake) - his first chart entry as a headliner following his feature on Young T and Bugsey's Top 20 hit Strike A Pose. One place behind are Kygo and Whitney Houston; Higher Love hops one spot to Number 9.
Further down, Krept & Konan, Headie One and K-Trap's I Spy rebounds 15 places to Number 22 following the release of a remix featuring Bugzy Malone, RV, SL, Abra Cadabra, Morrison and Snap Capone. British DJ/producer Joel Corry cracks the Top 20 with Sorry, up two to Number 19.
Finally, two songs make their Top 40 debut this week: Jax Jones & Bebe Rexha's Harder climbs nine places to Number 36, earning Jax his ninth and Bebe her seventh Top 40 single, and Irish singer-songwriter Dermot Kennedy claims his first UK Top 40 with Outnumbered, up two to 39.