04:00If You Don't KnowJokes or no jokes? With Lenny Henry and Marcus RyderBBC Radio 1Xtra Duration: 40 minutes Fri 7th Apr 2023, 04:00 on 1xtraAvailable for over a yearListen nowLenny Henry and Marcus Ryder on using humour to get through tough times. Show more GenresFactualFactualArts, Culture & the MediaBrandIf You Don't Know Source: BBC Online