A. we were inlove bay by ba 的舞蹈谁有要一步步教的
红红火火红红火火红红火火红红火火
B. baybayhappydays舞蹈教学
http://www.iqiyi.com/life/20130621/2153ddfa4f08a65c.html这是网址
C. baydybay舞蹈教学视频
亲，是day by day吧
D. 韩国baybaybay舞蹈 视频
应该是 DAY BY DAY