Simplify the following text for a Grade 7 native English-speaking person.
Original: Immediately , Weiland and DeLeo formed a band with two of Scott 's friends from Edison High School , Corey Hicock ( guitar ) and David Allin ( drums ) .
Simplified: They formed a band with two of Scott 's friends from Edison High School , Corey Hicock ( guitar ) and David Allen ( drums ) .