For the best achievement in music
(original song)

"BLAME CANADA" from SOUTH PARK: BIGGER, LONGER & UNCUT
(Comedy Central, Comedy Partners, distributed by Warner Bros, soundtrack on Atlantic Records.)
Music by Trey Parker and lyrics by Marc Shaiman.
Performed by Sheila Broflovski, Sharon Marsh, Leon Cartman.

Why not? No chance of hiding behind a maple leaf here.