Selena Gomez shows off her alter ego in a new promo for MTV's 2011 Europe Music Awards.

And apparently, the other side of Selena is a leopard-print-lingerie-wearing rapper.

Gomez, who is hosting the awards show live from Belfast, seems to be shedding her sweet-girl image for the gig. The 19-year-old -- clad in a bra -- raps, "People know who the F I is ... I'm a pro.".

Watch it all above!