The US rapper is reportedly keen to collaborate with the Scottish singer, but the 'Candy' hitmaker is unsure on what to do next to make the duet happen.
He said: "What happens next? I don't know, I don't know whether he just says that, 'We've got to do a song and see you later', you know, or maybe he said that because he wants to do it. If that's the case, Jay-Z, give me a phone and I'm ready, I'm ready.
"I'll say to him, 'You do the chorus vocals and I'll do the rap and verses, you know, we'll be good, we'll be good.' "
Speaking at this weekend's Latitude Festival, he told Absolute Radio: "It was like 'Zoolander', da da, you know, you've got the guys there. It was cool, man.
"Alex I've been lucky to meet a few times, for most young musicians he's got to be a massive inspiration. I don't really know why, you know, lyrically obviously, but just in general being able to be that big but keep that kind of. you know?"