DJ Glenn Sweety G Toby PKA Dr. Glenn Toby is a true musical pioneer, conquering and crossing various musical genres. As one of the original rap pioneers in the 70’s he worked alongside such artists as Doug E. Fresh, Biz Markie, Kool Moe Dee & The Treacherous 3, The Crash Crew, Boogie Boys, Cipher Sounds, Disco Twins, Grandmaster Flash and the Furious Five, Kurtis Blow, and Run DMC.