Hard rock

Hard rock makes its first apperance back in the 60's in UK, writing a new page in music's history book. Hard rock, which  usually confused with heavy metal, was a combinasion of garage rock, blues rock and phycedelic rock
. It combanes an aggressive sound with aggressive vocals, usually distored guitars, rythmic drumkit, heavy bass and sometimes piano. The most popular hard rock bands are Led zeppelin, AC\DC, Aerosmith and Van Halen.
 Hard rock grows from a sub-gerne too a popular one in the 70's giving birth to a hole new music type: Metal.