THUNDER Backstreet Symphony (1991 Japanese-only 21-track promotional sample 2-CD set, issued to radio stations and reviewers ahead of the actual release. Comprises of the 11-track CD album including Dirty Love, Higher Ground and Gimme Some Lovin', plus the BONUS 10-track 'Live' CD featuring songs recorded during 1989 and 1991. Custom stamped inner rim on each disc, housed in a fat double case with front picture sleeve and promo stickered back insert and comes with English & Japanese lyric booklet TOCP-6729-30)