kicked off the Billboard Music Awards
Sunday night with a racy live performance of their "S&M
" remix, complete with a sexy kiss.
If you just had a flashback of Spears and Madonna
's steamy onstage kiss at the MTV Awards
, you're not alone. Along with the kiss, there was handcuffs, pole dancing and a pillow fight.
The two women topped off their show with a sexy pillow fight, hitting the ...