Brooke White – Jack and White – Acoustic “XYZ” – (VIDEO) 03/17/2012 mj santilli American Idol, Brooke White 3 Check out a new live performance from Season 7 Idol, Brooke White and Jack Matranga, otherwise known as Jack and White. The upbeat “XYZ” is from the duo’s latest EP Winter, available on iTunes. If you like, there’s more. Brooke and Jack also recorded a live performance of another Winter tune. Check out “Voices”. Brooke White