The 24 Hour Takeover is a specialist music event where you can hear just about anything, tune in at any time or give our genre list a little look to see what you fancy going from noon on Wednesday the 7th to Thursday the 8th of May.
Drum and Bass your thing? tune in at 10pm.Up at 4am and canÔÇÖt sleep? Tune in and hear Indie Music with Ash. Up at 7am for a lecture? Get in the zone with some Classic and Jazz with JJ. Reggae with breakfast? WeÔÇÖve got your back.
Tune in by pressing the play button.
Stay up late with the presenters and get involved with the quiz on Facebook and Twitter.
So Cardiff, what is your favourite song to play at 2am? Tweet us @xpressradio
By Hannah Cheshire