BBC Radio 1 turns 50 years old this month but how much do you know about the history of the world's most famous radio station?
From the breakfast show, the most coveted radio gig in the UK, this quiz will test your knowledge of Tony Blackburn, the first breakfast host, to Chris Evans and the show's current host Nick Grimshaw. You'll also need to know about Radio 1 controversies from the last five decades including the songs they've banned, and the DJs who've been sacked.
From the Chart Show, to drive time, to some of the station's most obscure programmes to ever make it onto the schedule, this quiz will challenge even the biggest Radio 1 anorak.
1. Which DJ took over the breakfast show from its first ever host Tony Blackburn?
2. What was the original medium wave frequency of Radio 1?
3. Which of these celebrities was an X Factor judge alongside Radio 1's Nick Grimshaw?
4. Which Radio 1 DJ climbed Mount Kilimanjaro for Comic Relief?