Simplify the following text for a Grade 7 native English-speaking person.
Original: In his place Fielding introduces a character who mocks Theophilus Cibber , Colley 's son , and his role in the Actor Rebellion of 1733 .
Simplified: He added a character like Theophilus Cibber , the son of Colley . The character was like Theopilus during the Actor Rebellion of 1733 .