Design was always the substance of the original Audi TT.
TT at 25: Audi's iconic sports car bows out
2004 Audi TT Review & Ratings
TT turns 21 - Influx
New Audi TT Final Edition signals the end for iconic sports car : r/cars
Worst Sports Cars: Audi TT (first generation)
Future Classic: Audi TT Mk1
Design Icons: Revisiting the Original Audi TT Design
Why hasn't Audi changed the (ugly) round corners on the rear of the Audi TT? - Quora
Audi TT (Mk1) buyer's guide: what to pay and what to look for
Mk1 Audi TT Quattro Sport Review: A Future Classic?
A Superb Mk1 Audi TT Quattro Coupé with Full History and 39,981 Miles - SOLD!
This Is What Makes The Mk1 Audi TT An Underrated Sports Car
2016 Audi TT Review & Ratings
The Original Audi TT is an Undervalued Classic