After revealing the identity of Nobody, Alex has to give explanations to Nicole and Clio. Meanwhile, Sara tells the guys that the Blue Factory's fundraiser event was a success and there is enough money to start a new project.
- Leonardo Cecchi as Alex Leoni
- Eleonora Gaggero as Nicole De Ponte
- Beatrice Vendramin as Emma Ferrari
- Riccardo Alemanni as Ray
- Giulia Guerrini as Rebecca Guglielmino
- Miriam Dossena as Clio Pinto
- Lucrezia Roberta Di Michele as Linda Rossetti
- Asia Corvino as Samantha Ferri
- Arianna Amadei as Giada Guglielmino
- Michele Cesari as Giovanni Belli (cameo)
- Roberto Citran as Augusto Ferrari
- Enrica Pintore as Sara
- Sara Borsarelli as Diana Jones
- Music Speaks (theme song)
- Brighter Day by Bob Bradley, Matt Sanchez, Sarah Wassall and Sarah Little (transition song that Emma is listening with her earphones)
- Welcome to Your Show (ending credits song)
|Linda can't believe that Nobody is actually Alex. Besides, she thinks that Moon turned her into a loser, but now the real Linda is back.||Taking away Nobody's mask has been awesome for Alex. But even though Nobody saved the Blue Factory, he also hurt the two most important people in Alex's life: Nicole and Clio.||Emma is happy after the Blue Factory Records opening, although she is sad about Christian's departure but now she wants to concentrate on herself.|
- This is the first episode aired in 2017.
- This episode was released on Sky On Demand on January 18, 2017, three days before its broadcast on Disney Channel Italy.
- This episode has a new intro and a new ending.
- The events are placed 2 weeks after episode 41.
- This is the first time we see Emma's room since Season 1 and the first time we see Rebecca's room since Season 2, however it has changed and she now shares a room with her sister Giada.
- Alex, Nicole and Emma present their new album, Welcome to Your Show, with Diana.
- Linda reveals that Christian has moved to Australia and he will be living there with his family for at least 2 years. He has also broken up with Emma.
- Diana Jones won't be Alex & Co.'s manager anymore.
- Giada becomes part of The Lindas and gets Samantha back with Linda.
- Alex apologizes to Nicole and Clio for lying them with Nobody.
- Alex, Nicole, Emma and Sara are going to create their own record company, Blue Factory Records.
- This episode is titled "Sudden celebrity" in France.
Italy: January 21, 2017
Spain: June 21, 2017 (Season 3 part 2 began two days before with Episode 40)
France: March 4, 2017
Poland: September 5, 2017 (Season 3 part 2 began the day before with Episode 41)
Greece: July 17, 2017
Middle East: July 17, 2017
South Africa: July 17, 2017
Hungary and Czech Republic: September 5, 2017 (Season 3 part 2 began the day before with Episode 41)
Bulgaria and Romania: September 5, 2017 (Season 3 part 2 began the day before with Episode 41)
|Have a look at the Episode 42 gallery!|