ABBA Number Ones (2006 Taiwanese exclusive limited edition 2-disc set comprising of a 18-track CD album which brings together a collection of their classic hit singles from 1974s 'Waterloo' though to 1981s 'Mamma Mia' [but strangely omits 'Ring Ring' despite it being featured on other territory editions!] plus 12-track BONUS CD containing classic album recordings and b-sides, presented in a unique die-cut card picture slipcase - sealed!)