R&B diva Mariah Carey was … how do we put this delicately … BIG AS A HOUSE (or two) when she performed for nearly 60,000 fans at the 2010 Barretos International Rodeo in Barretos, Brazil Saturday night (Aug 21) fueling speculation that the singer is indeed pregnant!

Even though Mimi, her husband and their people have vehemently denied pregnancy rumors in the past, the pictures here do not lie. There’s definitely a baby (OR SOMETHING) in there!

Check out larger versions (no pun intended) of the pics below…

Random thought: You know……? It would really messed up if after all this, the girl ain’t even pregnant. Folks claiming you’re pregnant when you’ve just simply packed on pounds has gotta have adverse effects to the self-esteem…