Simplify the following text for a Grade 7 native English-speaking person.
Original: Slipknot considered including a DJ in their lineup , but had difficulty finding one because `` the people ( they ) knew who were DJs all sucked ! ''
Simplified: Slipknot wanted to have a DJ in the band , but had a hard time finding one because `` the people ( they ) knew who were DJs all sucked ! ''