Zizzo has written hits for artists such as Celine Dion,[1] Avril Lavigne, Jennifer Lopez, Marit Larsen, O.A.R, Jason Mraz, Donna Summer, Diana Ross, M2M, Cliff Richard, Clay Aiken, Howie Day, Kate Voegele, Jackie Evancho, Pixie Lott, Vanessa Carlton, and many others.
Zizzo has also produced songs for Nickelodeon and the Nick Jr. Channel, including the shows Middle School Moguls, The Fresh Beat Band, Blue's Clues & You!
It was through Wake's company that he signed his first developing artist, Billy Porter, whose A&M debut Untitled was largely written and produced by Zizzo, and featured "Love Is On The Way", the central ballad from the hit film The First Wives Club.
Zizzo has also written and produced songs for several shows on Nickelodeon, including Middle School Moguls, Winx Club, The Fresh Beat Band, and the title music for Blue's Clues & You!
The film was written by Zizzo's lifelong friends Brian Koppelman and David Levien, who also named a character after him in the poker classic Rounders.