Radio 1 hosts Sam and Danni join Joe and Shereen for a morning of fun and entertainment.

Maisie Summers-Newton and Jody Cundy join Joe and Shereen all morning. Who will be slimed?

Joe and Shereen are joined by the Gilbert Twins and the cast of school drama Phoenix Rise.

Joe and Shereen are joined by the cast of CBBC comedy Pickle Storm.

With Olympic medal-winning heroes Bryony Page, Emma Finucane, Izzy Thorpe & Kate Shortman.

Joe, Shereen and Stanley are joined by the cast of Waterloo Road!

Bake Off stars Matty and Tasha join Joe and Shereen for a morning of live entertainment.

Britain’s Got Talent magician Jack Rhodes and Potato Queen Poppy O’Toole join the gang.

Joe, Shereen and Stanley welcome the One Zoo Three brothers to the studio.

BGT winner Sydnie Christmas and Traitors stars Harry and Paul join the team.

Kabin Crew land in the Mash-Up studio for a performance of their viral hit, The Spark.

Alexandra Chave - aka Piper in The Next Step - struts into the Mash-Up studio.

With Britain’s Got Talent finalist Mike Woodhams and online stars The Lewis Sisters.

Joe and Shereen welcome Race Across the World winners Alfie and Owen to the studio.

The Gladiators join Joe, Shereen and Stanley all morning.

Joe and Shereen are joined by stars of new series Gladiators for a big party.

Joe and Shereen are joined by Tillie Amartey and Hattie Dynevor for a festive special.

In a festive special, Strictly professionals Kai and Nadiya drop in to discuss the final.

Stanley takes a behind-the-scenes visit to the set of The Famous Five.

Stars from Coronation Street join Joe and Shereen in the studio.

Joe and Shereen countdown to Junior Eurovision with the help of STAND UNIQU3.

Joe and Shereen are joined by Viggo Venn and Nandi Bushell.

Stand Uniqu3 are live in the studio performing their Junior Eurovision entry.

Joe and Shereen are joined by stars from Horrible Histories and online gamer Koji.

The Nefatti Brothers and Magic Singh join the team in studio and hope to avoid a sliming.