在三腳採茶戲裡，《平板》是屬於大戲後演變出的唱腔，而這齣戲裡主要唱腔為《勸郎怪姐》，講到張三郎因收到書信，而要立即返家，最後酒大姊，卻要勸幾句良言給張三郎，而張三郎反倒怪他，所以最後一首的《勸郎怪姐》也為相褒的一種，裡頭講到男女間的情愛，但也意味著現代人所會發生之事，是一齣很有趣的戲
【播放歌曲】
勸郎怪姐-平板
勸郎怪姐-勸郎怪姐
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