Although it's not exactly what you're asking for, I made a playlist a while back of PWEI songs that define the band best and if I were to introduce them to someone, I'd play them this whole playlist:
(Of course, being a member of the "younger generation" myself, this is particularly relevant

)
> Dust Me Down
> The Appletree (Parts 1 & 2)
> Monogamy
> Sweet Sweet Pie
> Love Missile F1-11
> Beaver Patrol (12" Version)
> There Is No Love Between Us Anymore
> Def.Con.One
> Can U Dig It?
> Touched By The Hand Of Cicciolina (7" Version)
> Dance Of The Mad (Feet On Heat)
> X Y & Zee
> Get The Girl! Kill The Baddies!
> Karmadrome (12" Version)
> R.S.V.P.
> Ich Bin Ein Auslander
> Their Law
> Friends
> 100% Is **it
> Fucking & Fighting
> Demon
> Chaos & Mayhem
> Oldskool Cool
> Watch The Bitch Blow
> Reclaim The Game (Funk FIFA) (Extended Version)
> 21st Century English Civil War
> Mental Pollution