If youre happy 如果觉得快乐。 If youre happy and you know it, clap your hands (clap, clap).如果感到快乐你就拍拍手。 If youre happy and you know it clap your hands. (clap, clap).如果感到快乐你就拍拍手。 If youre happy and you know it, and you really want to show it. 如果感到快乐，而且你想表达出来。If youre happy and you know it, clap your hands. (clap, clap). 如果感到快乐，那就拍拍手。If youre happy and you know it, stomp your feet (stomp, stomp).如果感到快乐就跺跺脚。 If youre happy and you know it , stomp your feet (stomp, stomp).如果感到快乐就跺跺脚。 If youre happy and you know it, and you really want to show it. 如果感到快乐，而且你想表达出来。If youre happy and you know it, stomp your feet (stomp, stomp). 如果感到快乐就跺跺脚。If youre happy and you know it, shout hurray (hurray, hurray). 如果感到快乐你就喊声耶If youre happy and you know it, shout hurray (hurray, hurray). 如果感到快乐你就喊声耶If youre happy and you know it, and you really want to show it. 如果感到快乐，而且你想表达出来。If youre happy and you know it, shout hurray (hurray, hurray). 如果感到快乐你就喊声耶If youre happy and you know it, do all three (clap, stomp, hurray!). 如果感到快乐你就三样一起做吧。If youre happy and you know it do all three (clap, stomp, hurray!). 如果感到快乐你就三样一起做吧。If youre happy and you know it, and you really want to show it. 如果感到快乐，而且你想表达出来。If youre happy and you know it, do all three (clap, stomp, hurray!)如果感到快乐你就三样一起做吧。