by Matt Weik
Energy drinks are one of the fastest-growing categories and with so many brands out there, it’s getting difficult to keep up with them all – which can be exciting when you enjoy trying new things. That said, you have the old school energy drink brands like Red Bull and Rockstar and then you have the new kids on the block coming on strong and stealing a good portion of the market share such as Bang Energy and Reign. But what happened to Rockstar? No one is talking about them anymore.