In 1997 he moved to
Los Angeles, California, where he kept pursuing his musician and journalist careers. Through a referral by guitar legend
Steve Vai, Simone met the bass player
Billy Sheehan, with whom he started a long collaboration. After programming and playing in Billy's first two solo records (
Compression in 2001 – which features
Steve Vai and drummer
Terry Bozzio – and
Cosmic Troubadour in 2005) he produced his third record, entitled
Holy Cow (2009), which also includes guest appearances by
Billy Gibbons,
Paul Gilbert and
Doug Pinnick. Meanwhile, he had joined pop star
Aaron Carter's live band, with whom he appeared in several US TV shows, including
The Tonight Show with Jay Leno and
Donnie & Marie; he also appears in the live DVD ''Aaron's Party'' (2002) along with
Aaron's brother
Nick Carter, from
Backstreet Boys. In 2014, he plays guitars in
Cristina Scuccia's debut album (also known as Suor Cristina or Sister Christina), along with other LA musicians, such as
Vinnie Colaiuta and
Tim Pierce.
Disney Through fellow producer
Marco Marinangeli, he started a series of collaborations with
Disney, including
La Vida Mickey (2000),
Disney Pop Dreamers (2002),
Superstar Kidz Vol. 1 and 2 (2003–2004),
Hannah Montana's
Hits Remixed (2008), a series of Disney Mobile commercials for Japan featuring
Hilary Duff, and a remix of the song
Now Or Never from
High School Musical 3. In 2011 Simone wrote and produced
Coming To Life the debut CD of young American pop singer Amber Lily, whose song ''I'm Into It
, got used in the movie Christmas Cupid'' (2010), and participated in Disney's Next Big Thing contest in 2010 with the songs "
2 2 2 L 8 (too too too late)" and
Next To You.
Warren Cuccurullo and Chicanery After meeting guitarist Warren Cuccurullo (formerly with
Frank Zappa,
Missing Persons and
Duran Duran), he produced the debut CD of surreal alternative rock band Chicanery (dPulse 2010) at RedRum Studios. In the album Simone Sello also plays bass, guitar, violin and synths; other remarkable musicians include vocalist
Neil Carlill and guest drummer
Terry Bozzio. He also co-produced Warren's album
Playing in Tongues (2009 Edel Records Europe – Zappa Records USA), and a concept album entitled ''N'Liten Up''.
Vasco Rossi In 2008 he started working with Italian rockstar Vasco Rossi, appearing in the videoclip for
Il Mondo Che Vorrei (2008) and on the short documentary
Quello che non si potrebbe (2008). He is listed as backing vocalist in the song
Gioca Con Me, along with rock guitarist
Slash. Then he collaborated to the CD
Tracks II – Inediti e rarità (2009), programming the hit song
Sto Pensando A Te and playing lead guitar on
Ho Fatto Un Sogno; in 2011, Vasco Rossi released a new studio album
Vivere O Niente, which features Simone Sello on guitar, keyboards and programing on several tracks, and includes a song he co-wrote with Vasco and
Saverio Principini, called
Manifesto Futurista Della Nuova Umanità. In 2013 Vasco Rossi released two more singles: in the first one, called ''
L'uomo più semplice Simone Sello is credited as guitarist, keyboardist and programmer, and in the second, called Cambia-menti'' he is credited as guitarist and co-writer. In Vasco's 2014 album
Sono innocente, he appears again as a co-writer, in
Lo Vedi, and as a guitar player, in ''L'Ape Regina
and Marta Piange Ancora''. On January 1, 2021, Vasco Rossi released the single
Una Canzone D’Amore Buttata Via, which features a guitar solo by Simone Sello. Later in November 2021, the song appears again on Vasco's album
Siamo Qui where Simone co-wrote
Prendiamo il Volo and
Patto con Riscatto. On March 8 2024, in occasion of international women day, Vasco Rossi presented and released the song
Libera e se mi va written by him for the singer
Denise Faro who recorded the final version, co-produced by Simone Sello. ==Scoring==