Music you listen to affects your perception

According to a study published in April 21, 2011:  The type of music you listen to not only changes your mood, but can also affect the way you perceive the world. 

A study published in the open access journal, researchers concluded that :

As illusory percepts are believed to reflect the content of internal representations that are employed by the brain during top-down processing of visual input, we conclude that top-down modulation of visual processing is not purely predictive in nature: mood, in this case manipulated by music, may also directly alter the way we perceive the world.