Happiness / Letter In The Sky feat. The Jacksons

'''Happiness / Letter In The Sky feat. The Jacksons''' is the 24th single by AI.

CD

 * 1) Happiness (ハピネス)
 * 2) Letter In The Sky feat.The Jacksons

DVD

 * 1) Happiness (Music Video)
 * 2) Letter In The Sky feat.The Jacksons (Music Video)
 * 3) 「Densetsu NIGHT」at Nippon Budokan with Chou SPECIAL GUEST Taisei!!! (Digest Trailer)