T-Mobile threw a little bash for the Samsung Galaxy S II & HTC Amaze 4G party last night featuring a performance the Black Keys and a DJ set by Questlove. Guests included Khloe Kardashian, Emma Roberts, Chace Crawford, Ed Westwick designers Charlotte Ronson and Nary Manivong as well as guest hosts Nur Khan of Electric Room, Mazdack Rassi of Milk Gallery and Hillary Kerr and Katherine Power of WhoWhatWear.com.