[ti:Happy Day "Hooray!"] [ar:iLab兴趣实验室] [al:Happy Day "Hooray!"] [by:] [offset:0] [00:00.00]Happy Day "Hooray!" - iLab兴趣实验室 [00:02.64]Lyrics by：教研课程组 [00:05.28]Composed by：陈雅芬/Brooke Elizabeth Hedrick [00:07.92]Today yesterday and tomorrow [00:11.63]Day by day we study and play [00:15.08]Today yesterday and tomorrow [00:18.32]I'll make today a great day [00:22.57]Today yesterday and tomorrow [00:26.04]Day by day we shout hooray [00:29.61]Today yesterday and tomorrow [00:32.98]Today will be a happy day