What may be
sound like noise to some people is
56. .
great music to others. Rock
and roll is that kind music. 57. .
You either love it and hate
it. Rock and roll is not always 58. .
played by a band. Performers of this
music is often
59. .
called a "group".
There are such many rock
60. .
groups that each one has to do
something specially to 61. .
become famous. They try look
and sound different
62. .
from all the others groups.
Rock groups are so popular 63.
.
that they do not give concerts
in small theaters but in
64.
.
parks or stadiums that
thousands of fans can attend at the 65.
.
same time.