Dati back up musicians lamang sila nina
Gary V., Martin, Regine, Zsazsa, Lani at
Kuh pero nagpasyang magsama-sama ang ilang mahuhusay na session musician para mabuo ang grupong
Q & A. Sila sina
Marvin Qerido na miyembro ng bandang
Second Wind, drummer
Michael Alba na dating taga-
Passage,
Kettle Mata (guitar),
Rancis de Leon (saxophone),
John Ocampo (trumpet),
Toby Zapanta (trombone), at ang album producer na si
Chito Ilagan (bass) na dating kasama ng
Rubberband.
Si Marvin ang musical director at keyboardist, si Chito ang bandleader at assistant niya si Mike.
On vocals sina
Jay Marquez at
Anna Lissa del Valle, sali dati sa
Noisy Neighbors, Oliver Samson Conda, Michael Yonting at
Jay Javier.
Behind the group is the tandem of
Enrique Lagoc and
Henry Pawhay ng
Talentworks Entertainment Corp. Ang grupong ito ang naglunsad sa boy band na
Synch-O.