The pair got in touch on Twitter after a fan queried if they would consider working together.
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Asked if he would accept Ora's request to collaborate, Green said: "I do indeed."
After Ora retweeted the message, the rapper replied: "@RitaOra lets get a couple days in!"
Ora releases her debut album ORA on August 27.
Green recently insisted that he'll never appear on Made in Chelsea again.
Watch Rita Ora's video for 'R.I.P.' below:
