Gregori Chad Petree (born Shawnee, Oklahoma) is a musician who is best known as co-lead vocalist and guitarist of American new wave/indie/rock band Shiny Toy Guns.

Chad's previous bands included: Slyder, Paradigm, Cloud2Ground, R.R.D.S., Dangerous Insects, and the 90's pop group PC Quest.

[1] Songs from Dangerous Insects, "Starts With One" and "Chemistry of a Car Crash" traveled with Chad to Shiny Toy Guns, appearing on We Are Pilots along with "Rainy Monday" "You Are The One" and "Waiting" Chad is the co-founder along with Jeremy Dawson of Shiny Toy Guns.

Chad also co-wrote and co-produced six tracks on the 2005 album release The Other Side by recording artist LOU.

Hybridigital is Jeremy and Chad's side project, and subsection of Shiny Toy Guns, where they put on live shows of remixes of their Shiny Toy Guns songs.