Ariana Grande joined Madonna on stage at a recent gig - before leaving with a spank.

The singer joined the Queen of Pop at her Rebel Heart show in Miami, Florida on Sunday (January 24).

The 'One Last Time' star danced with Madonna on stage before being spanked by the 57-year-old.

Writing on Instagram, Grande wrote: "I am dead. @madonna thank you for the spanking & the banana. #rebelheart #forever #unapologeticbitches."

Madonna added: "Kewtest Unapologetic Bitch EVER!! Thanks Ariana!!! Tonight was so much FUN! Miami show #2."

The 'Vogue' star is currently promoting her 2015 album 'Rebel Heart' on the road.

The tour is due to last until March, with dates in Australia completing the run.

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Watch Grande on stage with Madonna below: