[4] Other notable works include "Skyscraper" for Demi Lovato, "Who You Are" for Jessie J, "Untouched" for The Veronicas, "A Year Without Rain" for Selena Gomez & the Scene, "Don't Hold Your Breath" for Nicole Scherzinger, "Love You More" for JLS, and "I Do" for Colbie Caillat.

At age 7, he and his brother Jens had formed their own band, the Gad Rollers, and played original rock'n'roll compositions during intermissions of their parents' gigs.

[8] In 1986, when Frank Farian, a multi-platinum German producer (No Mercy, Boney M, Milli Vanilli) was looking for new talent, a mutual friend turned him on to the Gad brothers' material.

Funk legend George Clinton would later hear the record and invited Toby and Jens to perform two songs on stage with his P-funk band.

[4][6] In 1994, Gad signed on with manager Klaus Frers (Daydream Music Supervizing) and produced Nemorin's second album for EMI Europe.

[4] The album title song and hit single "Unspoken" of Christian platinum artist Jaci Velasquez, written by Gad, Madeline Stone and O.Hatch, managed to stay half a year in the Christian Billboard top 20 single charts and was re-released on the Billboard #2 album, WOW Greatest Hits 2004.

In August 2005, Interscope Records released Texan teen Kaci Brown's album Instigator, entirely developed, produced and co-written by Gad.

Another artist that Toby developed for years, Lola, released her single "No Strings" on Warner Bros. Records/Sobe, which spent 4 months on the Billboard Dance charts, peaking at #2.

He also collaborated with then 13-year-old Emmy nominated actress/singer Keke Palmer on her 2007 debut album on Atlantic Records and produced a song for the second season of hit Disney sitcom Hannah Montana.

[9][20][21][22][23][24][25] In 2008, Gad and Fergie's "Big Girls Don't Cry" was Grammy nominated for Best Female Vocal Performance[26][27] and won ASCAP 'Song of the Year'.

In Los Angeles, Gad continued collaborating with stars such as American Idol finalists Kris Allen, Allison Iraheta and Jessica Sanchez.

[45][46][47][48] He also produced the 2015 album of Chloe Temtchine, Be Brave, which was described by the New York Post as "a moving collection of pop songs that document her struggle for survival, but also her recovery.