BRITNEY SPEARS - MADONNA "NEARLY SICK" OVER BRITNEY KISS

Kissing cigarette-smoking singer BRITNEY SPEARS at the MTV VIDEO MUSIC AWARDS left pop queen MADONNA feeling sick.

According to German newspaper BILD, the MUSIC megastar - who has struck up a close friendship with the LUCKY singer - felt queasy after sampling Britney's tobacco-tinged saliva.

She says, "I was almost sick afterwards."

But the other participant in the three-way liplock, CHRISTINA AGUILERA, had no such complaints about her LIKE A VIRGIN mentor.

Christina gushed, "Madonna is a good kisser. She has such soft lips!"