Undiscovered songwriters pitch original material to Kelsea Ballerini, who's looking for her next hit, and a panel of top music producers, who work to creatively adapt the songs to the star; Kelsea Ballerini chooses one song to record and release.

Unknown songwriters pitch their original songs to the Jonas Brothers and the panel. Three songs move on to the 2nd round where each producer helps one songwriter adapt their song to fit the Brothers's style. One song is chosen to be recorded by the Jonas Brothers and is ready for the global audience to hear tonight.

Undiscovered songwriters pitch original material to Meghan Trainor, who's looking for her next hit, and a panel of top music producers who work to creatively adapt the songs to the star; Meghan Trainor chooses one song to record and release.

Undiscovered songwriters pitch original material to Aloe Blacc and director David Leitch, who are looking for material for the film "Fast & Furious Presents: Hobbs & Shaw"; one song is chosen to be recorded by Blacc and featured in the film.

Undiscovered songwriters pitch original material to Macklemore, who's looking for his next hit, and a panel of top music producers, who work to creatively adapt the songs to the star; Macklemore chooses one song to record and release.

Country hitmakers Old Dominion come to "Songland" to hear unknown songwriters pitch their original material to be featured in an upcoming Jeep commercial. Three of the most successful and sought-after writer-producers in music, Ryan Tedder, Ester Dean and Shane McAnally, produce the songwriters to creatively adapt their songs to perfectly fit the styles of Old Dominion and Jeep. One song is chosen to be recorded by Old Dominion, released for a global audience, and featured in the next Jeep commercial.

Leona Lewis comes to "Songland" to hear unknown songwriters pitch their original material to be her next hit song. Three of the most successful and sought-after writer-producers in music, Ryan Tedder, Ester Dean and Shane McAnally, produce the songwriters to creatively adapt their songs to perfectly fit Lewis's style. One song is chosen to be recorded by Lewis and released for a global audience.

Global superstar Charlie Puth comes to "Songland" to hear unknown songwriters pitch their original material. Three of the most successful and sought-after writer-producers in music, Ryan Tedder, Ester Dean and Shane McAnally, produce the songwriters to creatively adapt their songs to perfectly fit the style of Puth.

In the season one finale, Ryan Tedder moves into the guest recording artist spot when his band, OneRepublic, comes to "Songland" to hear unknown songwriters pitch their original material to be the band's next hit song. Special guest Jason Evigan, an accomplished writer-producer and hitmaker behind Maroon 5's #1 song "Girls Like You," and "What Lovers Do," joins Ester Dean and Shane McAnally to help creatively adapt the songs to perfectly fit the style of OneRepublic. One song is chosen to be recorded by OneRepublic and released for a global audience.