Simplify the following text for a Grade 8 native English-speaking person.
Original: A musician or ensemble ( note that this includes a band , singer , rapper , orchestra , DJ , musical theater group , etc. ) may be notable if it meets at least one of the following criteria :
Simplified: A musician or group ( this includes a band , singer , rapper , orchestra , DJ , musical theater group , etc. ) may be notable if it meets at least one of the following guidelines :