Today on Twitter, Justin Bieber posted a picture of himself posing with MMA fighter Anderson Silva, who is a native of Brazil. The Biebs has been making his rounds in South America this past week and it sounds like he ran into a bit of trouble with Mr. Silva! Nicki Minaj responded to the oh-so-cute video of an 8-year-old girl flawlessly rapping her hit 'Superbass.' American Idol alum, David Archuleta congratulated Scotty McCreery on his album being No. 1 on iTunes today and James Durbin tweeted a drawing he did of his own personal American idol, Steven Tyler. It was raining in Los Angeles today and while most residents were freaking out, the Cataracs and rapper Game were enjoying the inclement weather. And lastly, Big Sean promised a big surprise at his concert in Richmond tonight! See what your favorite stars were chirping about today!