The Underpants Gnomes' Song Lyrics

"Time to go to work,
Work all day,
Search for underpants hey!
We won't stop until we have underpants!
Yum yum yummy yum yay!South Park - The Underpants Gnomes' Song - http://motolyrics.com/south-park/the-underpants-gnomes-song-lyrics.html
Time to go to work,
Work all night,
Search for underpants yay!
We won't stop until we have underpants!
Yum yum yummy yum yay!"