Rockstar Post Malone Feat. 21 Savage Download 'Rockstar' on iTunes
They're busy boys at the moment, but Dan and Katy managed to get hold of Marvin to chat about the upcoming JLS tour.
We like Marvin. He's nice.
Dan and Katy spoke to him about shooting a video in an empty Wembley Stadium, he chatted about the Fourth Dimension tour which comes to Brum in March, and he suggested a name for Dan's baby thing.
Listen to the phone call below...