Rihanna left her German fans stunned last evening when she broke into tears during her concert. The fashionista, who is currently touring Europe on her ‘Last Girl On Earth’ tour, became emotional at the end of a performance of ‘Fire Bomb’ – a fan-favourite from her ‘Rated R’ LP. Check out the footage below:Poor thing. She must have finally realised what her voice sounds like live. Normally, however, members of the audience are the ones left in tears after hearing her ’sing’ – it’s truly an emotional experience.