UP STAR is back, with an all-new movie that takes the popular singing dogs on trip around the world, where Tiny and friends find fantastic new songs and meet exciting new canine singers that prove music really is the universal language天無門主呼倫法師(張道飾)苦練「子陰毒功」有意稱霸天下，作法取童子尿與胎盤，以供練功，手段殘酷。高生(袁日初飾)乃陰陽堂弟子，無意中闖進禁地，發(fā)現(xiàn)「陰陽分元大法」秘籍，乃暗中偷練，但因根基淺薄，弄得魂魄離身，不能返回，幸得銀久(李文泰飾)及時救助。海青派李天道遭天無門殺害，妹李劍娥(劉皓怡飾)遍訪江湖尋兄。是夜正值關(guān)作法取童子尿，劍娥查悉制止……
