微信上发什么字有东西落下来

手机打开微信，登录自己的帐号，点击你像发送内容的好友对话窗口，输入你要发送的内容即可，什么文字对应什么图案，请参考以下内容：
1、发送“生日快乐”"birthday"会出现小蛋糕图案。
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2、发送“我想你了”“imissyou”会出现小星星图案。
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3、发送“么么哒”“XOXO”“cium”“baci”"besos"会出现亲吻小表情图案。
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4、然后中秋快乐、圣诞快乐、元旦快乐、新年快乐之类的词只有在特定的时间内才可以下烟花。