The YBF Reports:  And with rumors swirling that "Idol" judges Nicki Minaj & Mariah Carey are having a diva feaud already--and it's only Day 2 of auditions--Mimi is shooting them down.

The "Triumphant" singer hinted to MTV that it's just rumors.  And asked, "How you gonna feaud in 2 days?"  Well...we've seen worse Mimi.  Ask Demi Lovato & Simon Cowell.