Columbia has bragging rights this week as T.I.'s "Private Show" f/ Chris Brown (Grand Hustle) takes the Most Added, edging out G.O.O.D./Def Jam artist Big Sean with "Blessings" f/ Drake and Kanye.

Meanwhile, Natalie La Rose's debut single "Somebody" f/ Jeremih (IMG/Republic) and Roc Nation's Rihanna/Kanye/Paul McCartney collabo "FourFiveSeconds" nabs 7 new stations each.