Blake Shelton & Miranda Lambert — Take Your Million And Shove It … Reject Huge Vegas Offer

EXCLUSIVE

Blake Shelton and Miranda Lambert turned down $ 1 million to perform for ONE weekend in Las Vegas … a significant sign that Caesars Palace might have a harder time than expected lining up replacements for Celine Dion while she’s on pause. 

TMZ has learned … Blake and Miranda were existing a cool mil to play 3 shows at The…