Rebel Wilson has been very serious about her weight loss and fitness journey and the results are already showing but that is not say that she is done! In fact, the actress warned two famous brothers known for their rock hard muscles to ‘look out’ since she might just be even fitter than them soon! Rebel Wilson was, of course, talking about Liam and Chris Hemsworth – who also just so happen to be Australian, just like her! That being said, the Pitch Perfect actress let them know that she’s coming