Alexander Junior Grant, aliases Alex Da Kid & by.ALEXANDER, is a music producer and song writer who founded KIDinaKORNER (subdivision of Interscope Records) and has worked with various artists, most famously, B.o.B, Candice Pillay, Christina Aguilera, Eminem, Imagine Dragons, Jamie N Commons, Joseph Angel, Rihanna, Skylar Grey and X Ambassadors.