Help me find this song pls..

I need this song for my school aerobic acitvities by monday..
But i can't seems to find the name of this song anywhere!
I just remember 2 words from the whole song ==
It's something like "Hey~ Margarita~"
It's a bit.. disco-like-song..

So please.. anyone.. help me~
Any help would be appreciated!
Thanks for the help first ><

Los Del Rio - Macarena?