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ecard: Yakety Yaks™ Underpants (Full Screen Surprise)

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ecard verse:

It's your birthday and I'm here to sing you a... uhhhh... brief song to help you get your party on. Let us begin... Happy happy underpants, do the Happy Birthday Dance, happy happy underpants, ohhhhh.... Do t...

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complete verse:

It's your birthday and I'm here to sing you a... uhhhh... brief song to help you get your party on. Let us begin... Happy happy underpants, do the Happy Birthday Dance, happy happy underpants, ohhhhh.... Do the Happy Birthday Dance! Happy Birthday!

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